Answers

  • Brainly User
2015-01-11T11:53:37+05:30
Area of circle=  πr²

154=22/7 x r²

154 x 7/22 = r²

r² = 49

r = √ 49

= 7 m
2 5 2
but u have used square root
ya .....
u will get the ans only in this way
yes i agree the answer will come only in this way
yes
2015-01-11T16:49:44+05:30
154=22/7 x R x R

154 x 7 / 22 = R x R

7 x 7 = R x R

R = 7
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