EduSahara™ Worksheet

Question 1

1.

Which of the following are measures of an acute angled triangle ?

(i)

CD = 10 cm , DE = 13 cm , EC = 13 cm
(ii)

CD = 12 cm , DE = 12 cm , EC = 16.97 cm
(iii)

CD = 10 cm , DE = 11 cm , EC = 14.87 cm
(iv)

CD = 15 cm , DE = 24 cm , EC = 12 cm
(v)

CD = 10 cm , DE = 17 cm , EC = 10 cm

Question 2

2.

Which of the following are measures of a right angled triangle ?

(i)

MN = 11 cm , NO = 12 cm , OM = 16.28 cm
(ii)

MN = 15 cm , NO = 13 cm , OM = 13 cm
(iii)

MN = 13 cm , NO = 20 cm , OM = 11 cm
(iv)

MN = 12 cm , NO = 14 cm , OM = 10 cm
(v)

MN = 12 cm , NO = 12 cm , OM = 12 cm

Question 3

3.

Which of the following are measures of a right angled triangle ?

(i)

FG = 15 cm , GH = 11 cm , HF = 18.6 cm
(ii)

FG = 15 cm , GH = 12 cm , HF = 10 cm
(iii)

FG = 11 cm , GH = 11 cm , HF = 11 cm
(iv)

FG = 10 cm , GH = 19 cm , HF = 15 cm

Question 4

4.

Identify the figure below

(i)

circle
(ii)

angle
(iii)

nonagon
(iv)

heptagon
(v)

hexagon

Question 5

5.

Which of the following are measures of a scalene triangle ?

(i)

∠N = 72.44° , ∠O = 53.78° , ∠P = 53.78°
(ii)

∠N = 45.21° , ∠O = 83.47° , ∠P = 51.32°
(iii)

∠N = 60° , ∠O = 60° , ∠P = 60°
(iv)

∠N = 45° , ∠O = 90° , ∠P = 45°
(v)

∠N = 65.16° , ∠O = 57.42° , ∠P = 57.42°

Question 6

6.

Which of the following are measures of a right angled triangle ?

(i)

∠I = 60° , ∠J = 60° , ∠K = 60°
(ii)

∠I = 76.33° , ∠J = 48.37° , ∠K = 55.3°
(iii)

∠I = 115.37° , ∠J = 35.1° , ∠K = 29.53°
(iv)

∠I = 76.87° , ∠J = 45.57° , ∠K = 57.56°
(v)

∠I = 47.49° , ∠J = 90° , ∠K = 42.51°

Question 7

7.

Find the value of 'b' in the following figure

(i)

3
(ii)

4
(iii)

2
(iv)

1
(v)

6

Question 8

8.

Identify the figure below

(i)

cuboid
(ii)

cube
(iii)

sphere
(iv)

cylinder
(v)

triangular prism

Question 9

9.

Find the complementary angles pair in the following

(i)

79°,31°
(ii)

109°,51°
(iii)

59°,21°
(iv)

99°,41°
(v)

69°,21°

Question 10

10.

Find the supplementary angles pair in the following

(i)

78°,152°
(ii)

88°,162°
(iii)

58°,142°
(iv)

48°,132°
(v)

38°,132°

Question 11

11.

The following angle represents

(i)

zero angle
(ii)

obtuse angle
(iii)

right angle
(iv)

straight angle
(v)

acute angle

Question 12

12.

Find the measures of the three sides suitable to form a triangle?

(i)

PQ = 10 cm , QR = 13 cm , RP = 12 cm
(ii)

PQ = 18 cm , QR = 5 cm , RP = 11 cm
(iii)

PQ = 19 cm , QR = 7 cm , RP = 5 cm
(iv)

PQ = 20 cm , QR = 7 cm , RP = 8 cm
(v)

PQ = 8 cm , QR = 5 cm , RP = 15 cm

Question 13

13.

Which of the following are measures of an isosceles triangle ?

(i)

EF = 13 cm , FG = 11 cm , GE = 13 cm
(ii)

EF = 12 cm , FG = 12 cm , GE = 12 cm
(iii)

EF = 15 cm , FG = 13 cm , GE = 12 cm
(iv)

EF = 14 cm , FG = 11 cm , GE = 17.8 cm
(v)

EF = 11 cm , FG = 15 cm , GE = 13 cm

Question 14

14.

Which of the following are true?

a)	A rhombus is a square
b)	A square is a rectangle
c)	A parallelogram is a square
d)	A rectangle is a square
e)	A square is a rhombus

(i)

{b,e}
(ii)

{c,e,b}
(iii)

{c,e}
(iv)

{a,b}
(v)

{d,a,b}

Question 15

15.

Which of the following figures is a regular quadrilateral?

(i)

square
(ii)

trapezium
(iii)

rhombus
(iv)

parallelogram
(v)

rectangle

Question 16

16.

The following angle represents

(i)

straight angle
(ii)

zero angle
(iii)

complete angle
(iv)

acute angle
(v)

reflex angle

Question 17

17.

Which of the following are measures of a right angled triangle ?

(i)

∠G = 110.26° , ∠H = 37.72° , ∠I = 32.02°
(ii)

∠G = 50.75° , ∠H = 64.63° , ∠I = 64.62°
(iii)

∠G = 85.46° , ∠H = 52.89° , ∠I = 41.65°
(iv)

∠G = 60° , ∠H = 60° , ∠I = 60°
(v)

∠G = 47.49° , ∠H = 90° , ∠I = 42.51°

Question 18

18.

Consider the following figure. State which of the following statements are true

a)	∠Q = ∠O
b)	∠P = ∠Q
c)	∠O = ∠P
d)	∠Q ≠ ∠O
e)	∠O ≠ ∠P
f)	∠P ≠ ∠Q

(i)

{a,b}
(ii)

{c,b,d}
(iii)

{b,d,e}
(iv)

{c,d}
(v)

{f,a,e}

Question 19

19.

A polygon with 10 sides is called a

(i)

triangle
(ii)

decagon
(iii)

hexagon
(iv)

heptagon
(v)

octagon

Question 20

20.

Which of the following are measures of an isosceles triangle ?

(i)

BC = 14 cm , CD = 15 cm , DB = 20.52 cm
(ii)

BC = 11 cm , CD = 13 cm , DB = 11 cm
(iii)

BC = 12 cm , CD = 12 cm , DB = 12 cm
(iv)

BC = 10 cm , CD = 13 cm , DB = 14 cm
(v)

BC = 10 cm , CD = 15 cm , DB = 11 cm

Question 21

21.

The diagonals do not divide the quadrilateral into congruent triangles in which figure?

(i)

square
(ii)

rectangle
(iii)

parallelogram
(iv)

rhombus
(v)

trapezium

Question 22

22.

Which of the following are true?

a)	A parallelogram is a square
b)	A parallelogram is a rectangle
c)	A square is a parallelogram
d)	A rectangle is a parallelogram
e)	A rectangle is a square

(i)

{b,d,c}
(ii)

{c,d}
(iii)

{e,a,c}
(iv)

{a,c}
(v)

{b,d}

Question 23

23.

The number of vertices in a triangular pyramid are

(i)

6
(ii)

2
(iii)

5
(iv)

3
(v)

4

Question 24

24.

Name all quadrilaterals whose all angles are equal

(i)

square,parallelogram
(ii)

square,rectangle
(iii)

rectangle,rhombus
(iv)

square,kite
(v)

square,rhombus

Question 25

25.

Which of the following are measures of an equilateral triangle ?

(i)

∠B = 60° , ∠C = 60° , ∠D = 60°
(ii)

∠B = 42.51° , ∠C = 90° , ∠D = 47.49°
(iii)

∠B = 73.62° , ∠C = 56.25° , ∠D = 50.13°
(iv)

∠B = 45° , ∠C = 90° , ∠D = 45°
(v)

∠B = 88.86° , ∠C = 45.57° , ∠D = 45.57°

Assignment Key