Geometric Transformations Guide
Geometric Transformations Guide
1
y
9
8
T
7
3
P
2
1 3 4 5 6 7 8 9 10 11 x
2
0
Describe fully the single transformation that maps triangle T onto triangle P.
....................................................................................................................................................................
.................................................................................................................................................................... [3]
[Total: 3]
y
8
7
6
5
4
3
B
2
A
1
0 x
–6 –5 –4 –3 –2 –1 1 2 3 4 5 6 7 8
–1
C
–2
–3
–4
–5
–6
–7
–8
(a) Describe fully the single transformation that maps triangle A onto triangle B.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
(b) Describe fully the single transformation that maps triangle A onto triangle C.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
(ii)
triangle A after a reflection in the line y = −2. [2]
[Total: 10]
................................................................................................................................................
................................................................................................................................................ [2]
................................................................................................................................................
................................................................................................................................................ [3]
(b)
On the grid, draw the image of shape A after a rotation, 90° clockwise, centre (6, −3). [2]
[Total: 7]
4
4
y
6
3
A
2
–5 5 6 7 x
–4 –3 –2 –1 1 2 3 4
0
–1
–2
–3
–4
–5
[Total: 3]
5
5
y
6
5
4
3
A
2
1
B
–5 5 6 7 8 9 10 x
–4 –3 –2 –1 1 2 3 4
0
–1
–2
–3
–4
–5
Describe fully the single transformation that maps triangle A onto triangle B.
....................................................................................................................................................................
.................................................................................................................................................................... [3]
[Total: 3]
6
The diagram shows three quadrilaterals, A, B and C, on a 1 cm2 grid.
6
y
11
10
8
B
7
w
6
3
A
2
C
1
x
0
–7 –6 –5 –4 –3 –2 –1 1 2 3 4 5 6 7
–1
–2
–3
–4
................................................... [1]
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
[Total: 11]
7
y
10
2
C
x
–8 –6 –4 –2 0 2 4 6 8 10
–2
–4
–6
A
B
–8
–10
.............................................................................................................................................
............................................................................................................................................. [3]
.............................................................................................................................................
............................................................................................................................................. [3]
(b) Draw the image of triangle A after a translation by the vector . [2]
[Total: 8]
8
y
8
T
2
–8 –6 –4 –2 0 2 4 6 8
x
–2
–4
A
–6
–8
(a) Describe fully the single transformation that maps triangle T onto triangle A.
..........................................................................................................................................................
.......................................................................................................................................................... [2]
(b) Draw the image of triangle T after an enlargement, scale factor , centre (0, 0). [2]
[Total: 4]
9
y
11
10
9
A
8
4
C
3
x
0
–7 –6 –5 –4 –3 –2 –1 1 2 3 4 5 6 7
–1
–2
–3
–4
B
–5
–6
–7
–8
10
................................................... [1]
................................................................................................................................................
................................................................................................................................................ [2]
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
(d) On the grid, draw the image of the shaded polygon after a reflection in the line y = 0. [2]
[Total: 13]
10
The diagram shows three triangles, A, B and C, on a 1 cm2 grid.
11
y
4
3
C
2
–9
–8 –7 –6 –5 –4 –3 –2 –1 0 1 2 3 4 5
–1
–2
B
–3
–4
A
–5
–6
–7
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
(ii)
triangle A after a reflection in the line x = −4.5 . [2]
12
[2]
[Total: 12]
y
11
10
7
w
6
4
A
3
B
2
x
0
–7 –6 –5 –4 –3 –2 –1 1 2 3 4 5 6 7
–1
–2
–3
C
–4
–5
–6
–7
–8
–9
14
.......................................................................................................................................................... [1]
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
(ii)
triangle A after a reflection in the line y = −1. [2]
[Total: 12]
15
12
y
14
12
10
B
8
A
x
0
–14 –12 –10 –8 –6 –4 –2 2 4 6 8 10
–2
–4
C
–6
–8
–10
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
(b) Draw the image of triangle A after a translation by the vector . [2]
(c) Draw the image of triangle A after a reflection in the line y = 4. [2]
[Total: 10]
16
13
Describe fully the single transformation that maps shape A onto shape B.
....................................................................................................................................................................
.................................................................................................................................................................... [3]
[Total: 3]
17
14
Describe fully the single transformation that maps triangle T onto triangle U.
....................................................................................................................................................................
.................................................................................................................................................................... [3]
[Total: 3]
................................................... [1]
................................................................................................................................................
................................................................................................................................................ [2]
................................................................................................................................................
................................................................................................................................................ [2]
19
................................................................................................................................................
................................................................................................................................................ [3]
(ii) On the grid, draw the image of shape A after an enlargement by scale factor 3, centre E. [2]
[Total: 11]
16
................................................................................................................................................
................................................................................................................................................ [3]
20
................................................................................................................................................
................................................................................................................................................ [2]
................................................................................................................................................
................................................................................................................................................ [3]
(b)
On the grid, draw the image of triangle A after a reflection in the line y = −1. [2]
[Total: 10]
17
(a)
Draw the image of triangle T after a reflection in the line y = −1. [2]
(b) Draw the image of triangle T after a rotation through 90° clockwise about (0, 0). [2]
21
(c) Describe fully the single transformation that maps triangle T onto triangle A.
..........................................................................................................................................................
.......................................................................................................................................................... [2]
[Total: 6]
18
(a) (i)
Draw the image of triangle A after a reflection in the line y = −x. [2]
(ii) Draw the image of triangle A after a translation by the vector . [2]
................................................................................................................................................
................................................................................................................................................ [3]
22
................................................................................................................................................
................................................................................................................................................ [3]
[Total: 10]
19
(a) Describe fully the single transformation that maps shape T onto shape A.
..........................................................................................................................................................
.......................................................................................................................................................... [2]
[Total: 4]
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
[Total: 10]
24
21
..........................................................................................................................................................
.......................................................................................................................................................... [3]
..........................................................................................................................................................
.......................................................................................................................................................... [3]
[Total: 6]
22
Three quadrilaterals are shown on a 1 cm2 grid.
25
................................................... [1]
................................................... cm [1]
(c) Describe fully the single transformation that maps the shaded quadrilateral onto
(i) quadrilateral A,
................................................................................................................................................
................................................................................................................................................ [2]
(ii) quadrilateral B.
................................................................................................................................................
................................................................................................................................................ [3]
(ii) enlarge the shaded quadrilateral by scale factor , centre (−1, 0). [2]
[Total: 12]
27
23
(a) Describe fully the single transformation that maps shape A onto shape B.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
(b) Describe fully the single transformation that maps shape A onto shape C.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
(c) On the grid, draw the image of shape A after a translation by the vector . [2]
(d) On the grid, draw the image of shape B after a reflection in the line y = 1. [2]
[Total: 10]
24
The diagram shows four shapes A, B, C and D and a point P on a 1 cm2 grid.
28
(a) Find
................................................... cm [1]
(iii)
Find the vector that translates point P to the point (49, −12).
[2]
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
[Total: 14]
30
25
(a)
Translate shape T by the vector .
(c) Describe fully the single transformation that maps shape A onto shape B.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
[Total: 7]
31
26
[Total: 2]
32
27
(b) Describe fully the single transformation that maps triangle A onto triangle B.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
[Total: 7]
33
[2]
[Total: 2]
29
[Total: 2]
34
30
................................................................................................................................................
................................................................................................................................................ [2]
................................................................................................................................................
................................................................................................................................................ [3]
(i) triangle A after an enlargement, scale factor , centre (3, 0), [2]
[Total: 9]
35
[Total: 2]
36
32
(a) Describe fully the single transformation that maps triangle A onto triangle B.
..........................................................................................................................................................
.......................................................................................................................................................... [2]
(b) On the grid, draw the image of triangle A after a reflection in the line . [2]
(c) On the grid, draw the image of triangle A after a rotation through 180° about (0, 0). [2]
[Total: 6]
33
Shapes A, B and C are shown on the 1 cm2 grid.
37
................................................... [1]
................................................................................................................................................
................................................................................................................................................ [3]
................................................................................................................................................
................................................................................................................................................ [3]
[Total: 12]
(a) Describe fully the single transformation that maps triangle A onto triangle B.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
(b) Describe fully the single transformation that maps triangle A onto triangle C.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
[Total: 10]
40
35
.............................................................................................................................................
............................................................................................................................................. [2]
.............................................................................................................................................
............................................................................................................................................. [3]
.............................................................................................................................................
............................................................................................................................................. [3]
41
(b)
Draw the reflection of flag A in the line y = −1. [2]
[Total: 10]
36
(a) Describe fully the single transformation that maps triangle A onto triangle B.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
[Total: 6]
42
37
(a) Describe fully the single transformation that maps triangle T onto triangle P.
..........................................................................................................................................................
.......................................................................................................................................................... [2]
(c) Rotate triangle T through 90° anticlockwise about (0, 0). [2]
(d) Enlarge triangle T by scale factor with centre (0, 0). [2]
[Total: 8]
43
[2]
[Total: 2]
39
(a) Describe fully the single transformation that maps triangle T onto triangle U.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
44
(b) On the grid, draw the image of triangle T after a rotation through 90° clockwise about the point
(7, 3).
[3]
[Total: 6]
(a) Describe fully the single transformation that maps triangle A onto triangle B.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
(b) Describe fully the single transformation that maps triangle A onto triangle C.
..........................................................................................................................................................
.......................................................................................................................................................... [3]
(ii)
triangle A after a reflection in the line y = −3. [2]
[Total: 10]