Math, asked by anujsinghjls4202, 1 year ago

what would be the circumference of a circle whose area is 745.36 sq cm

Answers

Answered by Panzer786
4
Hey !!




Area of circle = 745.36



πr² = 745.36



22/7 × r² = 745.36



r² = ( 745.36 × 7)/22



r² = 237.16


r = √237.16


r = 15.4 cm.







Therefore,



Circumference of circle = 2πr




= 2 × 22/7 × 15.4



=> ( 2 × 22 × 15.4) / 7



=> 677.6/7



=> 96.8 cm.
Answered by Anonymous
2
Hey !!




area of circle = 745.36

πr² = 745.36


r = 15.4 cm


Circumference of circle = 2πr = 2 × 22/7 × 15.4 = 96.8 cm.
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