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25-02-2022
Mathematics

contestada

Max bought a circular carpet for his room. Its area is 78.5 feet2. What is the radius of the carpet?

Respuesta :

25-02-2022

Answer:

5

Step-by-step explanation:

A(circle) = πr²
In this case, it's 78.5

r² = 78.5 : π = 24.9873260654 (round to 25.)
r = approx. sqrt(25) = 5

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