Free Printable CIRCLE FORM 2

1.

A straight line from the centre of the circle to any point on the circumference is ________.

a)

Diameter

b)

Chord

c)

Radius

d)

Arc

2.

Which of the following is the chord?

a)

LM

b)

AE

c)

AC

d)

ED

3.

What is the circumference of this circle?

(Use 3.14 for π)

a)

452.39 cm

b)

75.36 cm

c)

452.16 cm

d)

75.40 cm

4.

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?

a)

31.25 m²

b)

29.55 m²

c)

30.36 m²

d)

28.28 m²

5.

This is an arc length; a part of the circumference.

a)

Yes.

b)

No.

6.

This is a segment; an area bounded by an arc and a chord.

a)

Yes.

b)

No.

7.

This is an arc length; a part of the circumference. What's the formulae?

a)

Arc length $=\frac{x}{360}\times2\pi r$

b)

Arc length $=\frac{x}{360}\times\pi r^2$

8.

This is a sector; an area bounded by an arc and two radii.

a)

Yes.

b)

No.

9.

This is a sector; an area bounded by an arc and two radii. What's the formulae?

a)

Area of sector $=\frac{x}{360}\times2\pi r$

b)

Area of sector $=\frac{x}{360}\times\pi r^2$

10.

This is a chord; a straight line joining any two points on the circumference.

a)

Yes.

b)

No.

11.

This is a diameter; a straight line joining two points on the circumference and passing through the centre.

a)

Yes.

b)

No.

12.

This is a diameter; a straight line joining two points on the circumference and passing through the centre.

a)

Diameter = 2 (radius)

b)

Radius = 2 (diameter)

13.

This is a radius; a straight line from the centre to the circumference of the circle.

a)

Yes.

b)

No.

14.

This is a circumference; the perimeter of a circle.

a)

Yes.

b)

No.

15.

This is a circumference; the perimeter of a circle. What's the formulae?

a)

Circumference $=2\pi r$

b)

Circumference $=2\pi d$

16.

This is a circumference; the perimeter of a circle. What's the other formulae?

a)

Circumference $=\pi d$

b)

Circumference $=\pi r$

17.

What's the formulae for the area of circle?

a)

Area $=\pi r^2$

b)

Area $=2\pi r$

18.

What's the other formulae for the area of circle?

a)

Area $=\frac{\pi d^2}{2}$

b)

Area $=\frac{\pi d^2}{4}$

19.

What's the common values of $\pi$ ?

a)

$\frac{22}{7}$

b)

$3.142$

c)

$3.143$

d)

$\frac{23}{7}$

20.

This is a diameter; a straight line joining two points on the circumference and passing through the centre.

a)

Radius $=\frac{diameter}{2}$

b)

Radius $=2\ \left(diameter\right)$

21.

Write the equation of a circle with center (7, 0) with radius 3.

a)

(x - 7)² + y² = 9

b)

x² + (y -7)² = 9

c)

(x - 7)² + y² = 3

d)

x² + (y -7)² = 3

CIRCLE FORM 2

Total questions: 21

Worksheet time: 12mins

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