Question 1

If my circle has a circumference of 44 cm, and a  diameter of 14 cm, what is the correct ratio to determine pi?

Accepted Answer

44/14

Answer

14/44

Answer

3.14/44

Answer

44/3.14

Question 2

What is the ratio used to find pi?

Accepted Answer

circumfernce/diameter

Answer

diameter/circumference

Answer

radius/circumference

Answer

circumference/radius

Question 3

If my circle has a circumference of 88 ft and a diameter of 28 ft, what is the correct ratio to determine pi?

Accepted Answer

88/28

Answer

88/3.14

Answer

28/3.14

Answer

28/88

Question 4

A circle has a circumference of 36 inches.  Which diameter would be closest to pi with this diameter?

Accepted Answer

11.5

Answer

12.5

Answer

9.5

Answer

10.5

Question 5

If I have a diameter of 12 ft, what is the radius?

Accepted Answer

6 ft.

Answer

12

Answer

24

Answer

2

Question 6

If I have a radius of 5 yd, what is my diameter?

Accepted Answer

10 yd

Answer

2.5 yd

Answer

5

Answer

2

Question 7

If I have a diameter of 4 mm, which circumference matches closest to pi?

Accepted Answer

12.6 mm

Answer

13.6

Answer

14.6

Answer

11.6

Question 8

A circle has a circumference of 62 inches.  Which radius is closest to pi with this circumference?

Accepted Answer

9.9 inches

Answer

10.9 inches

Answer

19.2 inches

Answer

8.9 inches

Question 9

Billy looked at the tires on his bike.  He noticed that the radius of each tire was 6 inches and the circumference of each tire was about 38 inches.  Use this information to find an approximate value for pi.  Round to the hundredth place(two decimal places).

Accepted Answer

3.17 inches

Answer

6.33 inches

Answer

0.32 inches

Answer

0.16 inches

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