Find the circumference of a circle:

Whose radius is 3 ½ in. (22/7)

Whose diameter is 3.6 (3.14)

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sqdancefan sqdancefan · Answer 1 · 2019-05-09T04:27:09+02:00

Answer:

1. 22 in

2. 11.304 units

Step-by-step explanation:

Formulas for the circumference are

C = 2πr

C = πd

___

1. Put the given numbers in the appropriate formula:

C = 2·(22/7)·(7/2 in) = 22 in

__

2. Put the given numbers in the appropriate formula:

C = 3.14·3.6 = 11.304 . . . units

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