Math, asked by bhaskar1249, 10 months ago

Area of halfcircle is 249.48 then radius is?

Answers

Answered by sahilarekar31

0

Answer:R=6.3

Step-by-step explanation:

Area of semi circle =(πr^2)/2

249.48x2 =22/7xr^2

124.78=r^2x22/7

124.78x7/22=R^2

39.69=r^2

√39.69=r

r=6.3

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