Circumference

Question 1

Which statements are true about the components of a circle? Check all that apply.

Revolt · Accepted Answer

The radius is half the length of the diameter.; The circumference is the perimeter of a circle.; To find the circumference, multiply by the diameter.

Question 2

The circumference in terms of is cm.

Revolt · Accepted Answer

10.8

Question 3

Using 3.14 for , the approximate circumference of the circle is cm.

Revolt · Accepted Answer

33.9

Question 4

Question 4

Revolt · Accepted Answer

The circumference in terms of π is π cm.: 7/2; Using 3.14 for π, the approximate circumference of the circle is cm.: 11.0

Question 5

The diameter is cm. The circumference in terms of is cm. Using 3.14 for , the approximate circumference of the circle is cm.

Revolt · Accepted Answer

10.8; Selection 1: 10.8; Selection 2: 10.8; Selection 3: 33.9

Question 6

3✔ 7/47/27

Revolt · Accepted Answer

✔ 7/4; The radius is cm.: 7/4; The circumference in terms of π is π cm.: 7/2; Using 3.14 for π, the approximate circumference of the circle is cm.: 11.0

Question 7

21 ft66 ft120 ft132 ft

Revolt · Accepted Answer

132 ft

Question 8

A bicycle wheel has a circumference of 62 inches. Find the diameter of the wheel. If necessary, round to the tenths place.

Revolt · Accepted Answer

19.7 inches

Question 9

What was her error?

Revolt · Accepted Answer

She forgot to multiply the radius by 2 in the formula.

Question 10

Kevin needs to run 320 meters a day for his training program. He plans on running around the high school track shown. If he runs around the track once, will he meet his daily goal?

Revolt · Accepted Answer

No, he will still need to run 50 more meters.

Circumference Answers

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