Quiz about Circumference and Area of Circles

Question 1

What is the distance around a circle?

Accepted Answer

Circumference

Answer

Area

Answer

Diameter

Answer

Radius

Question 2

Is the red line a radius or diameter of the circle?

Accepted Answer

Diameter

Answer

Radius

Question 3

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

Accepted Answer

65.94 ft

Answer

10.5 ft

Answer

42 ft

Answer

131.95 ft

Question 4

Is the red line a radius or diameter of the circle?

Accepted Answer

Radius

Answer

Diameter

Question 5

What is the diameter?

Accepted Answer

16 cm

Answer

8 cm

Answer

10 cm

Answer

4 cm

Question 6

What is the radius?

Accepted Answer

18 ft

Answer

72 ft

Answer

38 ft

Answer

18

Question 7

What is the circumference of this circle ?

Accepted Answer

37.68 cm

Answer

3.14 cm

Answer

24 cm

Answer

68.4 cm

Question 8

Find the circumference of a circle with a radius of 12.5 mm .

Accepted Answer

78.5mm

Answer

37.68mm

Answer

18.84mm

Answer

39.25mm

Question 9

Find the circumference (to the nearest whole number)

Accepted Answer

88 in

Answer

44 in

Answer

116 in

Answer

87 in

Question 10

The Jones family wants to enclose their circular garden with a fence. To the nearest foot, what is the minimum length of fencing they need to buy?

Accepted Answer

392.5 ft

Answer

56.25 ft

Answer

246.2 ft

Answer

365.56 ft

Question 11

Find the area of the circle with radius 3 cm below.

Accepted Answer

28.26 cm2

Answer

100 cm2

Answer

18.84 cm2

Answer

9.42 cm2

Question 12

Which of the following is a diameter of the circle?

Accepted Answer

FG

Answer

AI

Answer

GE

Answer

AF

Question 13

Which of the following is a radius of the circle?

Accepted Answer

AI

Answer

GE

Answer

FG

Answer

HI

Question 14

What is the radius of a circle with diameter 23cm?

Accepted Answer

11.5cm

Answer

23cm

Answer

46cm

Answer

There isn't one!

Question 15

What is the diameter of a circle with a radius of 5.5 cm?

Accepted Answer

11 cm

Answer

5.5 cm

Answer

2.25 cm

Answer

A:LKFJ:LSKFJ

Question 16

Steven purchases a bowl. The diameter of the

bowl is 14 cm. What is the circumference of the

bowl?

Accepted Answer

43.96 cm

Answer

28 cm

Answer

87.92 cm

Answer

7 cm

Question 17

A circular pie has an area of 706.5 cm². What is the radius of the pie?

Accepted Answer

15 cm

Answer

25 cm

Answer

30 cm

Answer

12.5 cm

Question 18

A circle has an circumference of 56.52 cm. Find the area of the circle.

Accepted Answer

254.34 cm²

Answer

1017.36 cm²

Answer

3194.51 cm²

Answer

798.63 cm²

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