Math, asked by mdjafferali90, 9 months ago

area of quadrant of a circle is 38.5 cm square then find its diameter. ..

Answers

Answered by jagannath2019

12

Answer:

1/4 πr2 = 38.5

πr2= 38.5*4

r2 = 38.5*4*7/22

r= √49= 7

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