Mensuration: Area and Perimeter: Practice 3

Section A: Core Practice

Question 1mcq

Which term means a line segment joining two points on a circle?

A.Radius

B.Sector

C.Tangent only

D.Chord

Question 2mcq

Which term means a line segment joining two points on a circle?

A.Chord

B.Radius

C.Sector

D.Tangent only

Question 3mcq

Find the area of a

90^\circ

sector of a circle with radius

7\,cm

using

\pi=\frac{22}{7}

.

A.

154\,cm^2

B.

77\,cm^2

C.

22\,cm^2

D.

38.5\,cm^2

Question 4mcq

Find the perimeter of a rectangle of length

12\,cm

and breadth

5\,cm

.

A.

17\,cm

B.

34\,cm

C.

24\,cm

D.

60\,cm

Question 5mcq

Which quadrilateral must have both pairs of opposite sides parallel?

A.Kite

B.Parallelogram

C.Any trapezium

D.Any irregular quadrilateral

Section B: Application Practice

Question 6mcq

Brahmagupta’s formula applies directly to the area of which figure?

A.Only a cube

B.A cyclic quadrilateral

C.Only a non-cyclic pentagon

D.Any straight line

Question 7mcq

Using Heron’s formula, what is the semi-perimeter of a triangle with sides

5\,cm

,

6\,cm

, and

7\,cm

?

A.

8\,cm

B.

9\,cm

C.

18\,cm

D.

10\,cm

Question 8mcq

Which term means a line segment joining two points on a circle?

A.Sector

B.Tangent only

C.Chord

D.Radius

Question 9mcq

Which term means a line segment joining two points on a circle?

A.Sector

B.Chord

C.Radius

D.Tangent only

Question 10mcq

Find the area of a

90^\circ

sector of a circle with radius

7\,cm

using

\pi=\frac{22}{7}

.

A.

77\,cm^2

B.

154\,cm^2

C.

22\,cm^2

D.

38.5\,cm^2