Mensuration & geometry aptitude

Question 1

What is the area of a triangle with sides 13 cm, 14 cm and 15 cm?

Accepted Answer

84 cm²

Answer

91 cm²

Answer

105 cm²

Answer

78 cm²

Question 2

A rectangle is 20 m long and 15 m wide. What is the length of its diagonal?

Accepted Answer

25 m

Answer

35 m

Answer

30 m

Answer

24 m

Question 3

The circumference of a circle is 44 cm. What is its area? (Take π = 22/7.)

Accepted Answer

154 cm²

Answer

616 cm²

Answer

308 cm²

Answer

144 cm²

Question 4

If each edge of a cube is increased by 50%, by what percent does its total surface area increase?

Accepted Answer

125%

Answer

50%

Answer

100%

Answer

150%

Question 5

What is the volume of a cylinder with radius 7 cm and height 10 cm? (Take π = 22/7.)

Accepted Answer

1,540 cm³

Answer

440 cm³

Answer

3,080 cm³

Answer

1,450 cm³

Question 6

What is the measure of each interior angle of a regular hexagon?

Accepted Answer

120°

Answer

108°

Answer

135°

Answer

60°

Question 7

A square field has an area of 2,500 m². What is the cost of fencing it at ₹12 per metre?

Accepted Answer

₹2,400

Answer

₹2,000

Answer

₹1,200

Answer

₹3,000

Question 8

How many cubes of edge 3 cm can be cut from a solid cube of edge 12 cm?

Accepted Answer

64

Answer

16

Answer

48

Answer

4