What the radius of a circle with an area of 64 square feet

2 answers:

7 0

Answer:

4.51 ft

Step-by-step explanation:

solmaris [256]2 years ago

6 0

A=pir²
64=pir²
divide both sides by pi
64/pi=r²
sqrt both sides
8/√pi=r
(8√pi)/pi=r
aprox
4.51352=r

about 4.5ft is the radius

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