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Geometry Grade 9. Mid Sem

The document is a mid-semester examination for Grade 9 Geometry at the International School of Accra, consisting of multiple-choice questions and essay items. It covers various geometry topics such as perimeter, area, angles, volume, and equations. Students are required to answer all questions within a time limit of 2 hours.

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mtsd008
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17 views6 pages

Geometry Grade 9. Mid Sem

The document is a mid-semester examination for Grade 9 Geometry at the International School of Accra, consisting of multiple-choice questions and essay items. It covers various geometry topics such as perimeter, area, angles, volume, and equations. Students are required to answer all questions within a time limit of 2 hours.

Uploaded by

mtsd008
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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INTERNATIONAL SCHOOL OF ACCRA (ISA)

GEOMETRY - GRADE 9
MID SEMESTER EXAMINATION

Name of Student: ……………………………………………………… Time: 2hours

SECTION A: MULTIPLE CHOICE QUESTIONS (Answer all Questions) – 40 marks

1. The perimeter of a square is 36cm. What is its area?

𝐴) 36cm2
B) 324cm2
C) 81cm2
D) 9cm2

2. In the triangle, the size of the largest angle is:

A) 30o 2x

B) 90o

C) 120o 3x 3𝓍 x

D) 80o not drawn to scale

1
3. Adjacent angles in a parallelogram are 𝓍 o and 3𝓍o. The smallest angles in the
parallelogram are each

A) 30o

B) 45o

C) 60o

D) 120o

4. When the sides of a square are increased by 10, the area is increased by

A). 10%
B). 20%

C). 21%

D). 15%

5. The volume in cm3 of the cylinder is

A).9𝜋

B). 12𝜋
C). 600𝜋 1m s
6cm
D). 900𝜋

6. The graph of y=(𝓍 − 3)(𝓍 − 2) cuts the y-axis at P. The coordinates of P are
A). (0, 6)
B). (6, 0)
C). (2, 0)

D). (3, 0)

2
7. If ∠4 and ∠3 are supplementary, which reason could you use as the first step in
proving that ∠1 and ∠2 are supplementary.
A). Definition of similar angles a b

B). Definition of perpendicular lines 1


2 3
C).Definition of vertical angles 4
D).Division property

̅̅̅̅ is the median. If 𝐴𝐷


8. In ∆𝐴𝐵𝐶, 𝐵𝐷 ̅̅̅̅= 3𝓍+5 and 𝐶𝐷
̅̅̅̅ =5𝓍 − 1, find 𝐴𝐶
̅̅̅̅ .

A). 3 B
B). 11
C) 14

D). 28

A D C

9. If pentagons ABCDE and PQRTS are similar, find SR.


2 A
A). 14 3 P
11 6
4
B). 4 E B T Q
11

C). 3 14
5
D). 1 D C S R
6

3
SECTION B: ESSAY ITEMS (Answer all questions) – 60 marks
1. Find the missing measures:
B
a) b) 16 c) 10 m
6 𝓍 8 710
A
b
5 𝓍 520

d) X 11 m
400 Z

z x
950
(20marks)
Y

4
2. Find the missing values of 𝓍:
203

a)

58 86 𝓍

x
b) 32

40 56
G
c) 20.5 𝓍

I H
8.2 7.6

K Y

A
d) 2.4 2.6

B 2.8 C
3.6 3.9

D E (20marks)

3) a. Find the equation of the perpendicular bisector of the line joining the points
A (-3, 5) and B (9, 8).
b. Find the acute angle between the lines: 3𝓍 − 2𝑦 = 8 and 𝓍 − 5𝑦 = −7

5
c. The lines 3𝓍 + 4𝑦 = 15 intersects the curve 2𝓍𝑦 = 9 at A and B.
Find; i) coordinates of A and B
ii) The distance of AB.

(20 marks)

NO PAIN, NO GAIN!!!

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