KIBEIDA INTERNATIONAL SCHOOLS-PORT SUDAN WORKSHEET 2A – MATH 5
Name ___________________________________ Date _____________
1 What do you know about triangles?
Read the statements and put a ring around true or false.
a A triangle is a polygon. true false
b Polygons cannot be broken into triangles. true false
c Triangles are important in architecture. true false
d There is only one kind of triangle. true false
e Triangles have three angles. true false
f Triangles have five straight lines. true false
2 Choose the correct words from the box to complete the sentences.
Then draw the triangles.
equal sides angles two no equal
a An equilateral triangle has three ____________ sides and three
equal ____________.
b An isosceles triangle has two equal ____________ and ____________
equal angles.
c A scalene triangle has ____________ equal sides and no ____________
angles.
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KIBEIDA INTERNATIONAL SCHOOLS-PORT SUDAN WORKSHEET 2A – MATH 5
3 Reflect the 4 counters in the top left section over the mirror lines to
create
a symmetrical pattern.
4 Choose three colours of counters and make a pattern of your own
with
at least two lines of symmetry.
Draw your pattern here.
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KIBEIDA INTERNATIONAL SCHOOLS-PORT SUDAN WORKSHEET 2A – MATH 5
How many lines of symmetry does your pattern have?
5 Reflect the triangle over the two mirror lines until there is a triangle
in every quadrant.
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KIBEIDA INTERNATIONAL SCHOOLS-PORT SUDAN WORKSHEET 2A – MATH 5
6 Write the correct word from the box.
reflective vertical diagonal horizontal
d This is a ____________ line of symmetry.
e This is a ____________ line of symmetry.
f This is a ____________ line of symmetry.
g This shows ____________ symmetry.
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KIBEIDA INTERNATIONAL SCHOOLS-PORT SUDAN WORKSHEET 2A – MATH 5