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A circle has a circumference of 39cm. What is its diameter, rounded to two decimal places?

Solution

A circle has a circumference of 39cm. What is its diameter, rounded to two decimal places?

Solution

d iam e t er : \frac{39}{π} c m

+1

Decimal Notation

12.41408 \dots

Solution steps

Given:

c i rc u m f ere n ce : 39 c m

Circle Diameter given

C i rc u m f ere n ce = 39 : d = \frac{39}{π}

d iam e t er : \frac{39}{π} c m

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