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The area of a circle is 31.4 cm. Using the approximation for pi of 3.14, what is the diameter of the circle?
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3 votes
The area of a circle is 31.4 cm. Using the approximation for pi of 3.14, what is the diameter of the circle?

User TechZen
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2 Answers

2 votes

Answer:

31,4=3,14x2xr

r=31,4/6,28

r=5

R=2xr

R:2x5=10

Explanation:

User Schematic
by
7.3k points
4 votes

Answer:

6.322

Explanation:

I did the test

User Laborg
by
6.8k points
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