Math, asked by buddhabisht1950, 5 months ago

Q. The area of circle is 154 cm², find the radius. (Take r = 22/7)​

Answers

Answered by Aynain
3

Answer:

We know that,

Area of circle = πr²

→154 cm² = πr²

→154 cm²×7/22 = r²

→7×7= r²

→49 = r²

→r=7cm

Answered by nishasoren30
0

Answer:

area = 154cm²

area= 22/7 × r ×r = 154

= r² =154×7 divided by 22

= r² = 49

so, radius = sq. root of 49

= 7

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