Quiz about Area Circles Annulus, Sector, Segments

Question 1

The line joining any two points on the circle is .............. of the circle.

Accepted Answer

chord

Answer

radius

Answer

sector

Answer

area

Question 2

A chord divides the circular region in two ................. of the circle.

Accepted Answer

segments

Answer

sectors

Answer

semicircles

Answer

arcs

Question 3

$$\frac{ heta}{360} imes\pi r^2$$ is the formula for ...............

Accepted Answer

sector of the circle

Answer

segment of the circle

Answer

arc of the circle

Answer

circumference of the circle

Question 4

Area of sector is also =

Accepted Answer

$$\frac{1}{2} imes r imes length\ of\ arc$$

Answer

$$\frac{3}{4} imes r imes length\ of\ arc$$

Answer

$$\frac{1}{4} imes r imes length\ of\ arc$$

Answer

$$\frac{1}{3} imes r imes length\ of\ arc$$

Question 5

Area of segment of a circle =

Accepted Answer

Area of sector - area of triangle

Answer

Area of circle - area of sector

Answer

Area of sector - area of circle

Answer

Area of triangle - area of sector

Question 6

Any portion of circumference is ..........

Accepted Answer

an arc of circle

Answer

sector of circle

Answer

segment of circle

Answer

chord of circle

Question 7

Question 7.

Accepted Answer

a)

Answer

b)

Answer

c)

Answer

d)

Question 8

The region bounded by two radii and corresponding arc of a circle is

Accepted Answer

B) Sector

Answer

A) Segment

Answer

C) Area

Answer

D) Perimeter

Question 9

The region bounded by chord and corresponding arc of a circle is

Accepted Answer

D) Segment

Answer

A) Perimeter

Answer

B) Sector

Answer

C) Area

Question 10

If the sum of areas of two circles with radii R₁ and R₂ is equal to the area of the circle of radius R then

Accepted Answer

(R₁)² + (R₂)² = R²

Answer

R₁ + R₂ = R

Answer

R₁ + R₂ < R

Answer

(R₁)² + (R₂)² R²

Question 11

Question 11.

Accepted Answer

c

Answer

a

Answer

b

Answer

d

Question 12

What is the area of sector of a circle with central angle $$60\degree$$

Accepted Answer

$$\frac{\pi r^2}{6}$$

Answer

$$\pi r^2$$

Answer

$$2\pi r$$

Answer

$$\frac{\pi r^2}{2}$$

Question 13

Area of circle is 154cm², and Area of minor sector is 7.7cm², then calculate area of major sector of circle.

Accepted Answer

B) 146.3 cm²

Answer

A) 145 cm²

Answer

C) 77 cm2

Answer

D) 147 cm²

Question 14

The radii of two concentric circle are 7cm and 14cm. What is the ratio of their areas?

Accepted Answer

1:4

Answer

1:2

Answer

4:1

Answer

2:3

Question 15

The region between the a chord and either of the arcs is called____

Accepted Answer

A segment

Answer

An arc

Answer

A sector

Answer

A semi

Question 16

What is the part of the circle highlighted in red called?

Accepted Answer

minor arc

Answer

semi-circle arc

Answer

major arc

Answer

sector

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