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The circumference of a circular design is 20 inches? What is the length of its diameter? Use 3.14 as an approximation for pi. Round your answer to two decimal places.
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5 votes
The circumference of a circular design is 20 inches?

What is the length of its diameter?
Use 3.14 as an approximation for pi.

Round your answer to two decimal places.

User Nef
by
6.9k points

1 Answer

5 votes
Ans: diameter = 6.37 in


SOLUTION:
Given,
Circumference of circular design (C) = 20 inches
Pi = 3.14
Diameter (d) = ?

We know,
C = 2 Pi *r
Or, 20 = 2* 3.14 * r
Or, 20 = 6.28 r
Or, 20/6.28 = r
.•. r = 3.185 in,,

Now, d = 2r
= 2*3.185
= 6.37 in,,
User Srisa
by
7.9k points
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