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OpenStudy (anonymous):
A Circular solid has an area of 78.5 cm^2. Give an Approximate value of its radius R to the nearest 10^-2 by default. take Pie = 3.14.
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OpenStudy (anonymous):
hey the radius is straight away 5....
OpenStudy (anonymous):
Yeah but why man :P? I want to understand how to solve it.
OpenStudy (anonymous):
@FirasSa Do you know what the area of a circle of radius R is?
OpenStudy (anonymous):
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