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07-12-2021
Mathematics

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The approximate radius, r, of a circle with an area, A, is r=0.32^1/2.

Find the approximate radius of a circle with an area of 16 cm2.

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07-12-2021

Answer:

radius (r)= 2.25

Step-by-step explanation:

area (A)=16cm^2

A = πr^2

16= (22/7)r^2

(16*7)/22=r^2

√5.09= r

r=2.25

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