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If a circle has an area of 49 squared, what is its exact radius?

If a circle has an area of 49 squared, what is its exact radius?
asked 69.8k views
4 votes
If a circle has an area of 49 squared, what is its exact radius?

asked
User Wanderer
by
8.3k points

2 Answers

0 votes
r≈3.95
Area 49
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answered
User Krimson
by
8.3k points
9 votes

Answer:

27.7

Explanation:

Area = πr²

49²/π = r²

r = 49/√π = 49/1.77 = 27.7

answered
User Giovanni Luisotto
by
8.5k points
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