Math, asked by debarati96, 1 year ago

50 points

only number 9

answer......step by step ​

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Answered by shivvps
1

Answer:

radius is 12cm

and circumference is 75.36 cm

ar of cicle = πr²

144π = πr²

r² = 144

r = 12

so

cir. = 2πr

= 2*22/7*12

= 75.36 cm approx.

Answered by Anonymous
2

sorry for that handwriting

refer to the attachment

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