Question

find the radius of circle whose area 616 metre²​

Answer 1

Answer:

r^2=28×7. r=root 196. r=14. Hence, radius of circle be 14cm

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Answer 2

Answer:

Let r be radius of given circle.

Given, area=616 cm^2

⇒πr

2

=616

⇒r

2

=616×

22

7

⇒r

2

=196

⇒r=14 cm

Answer 3

Answer:

Let r be radius of given circle.

Given, area=616 cm^2

⇒πr

2

=616

⇒r

2

=616×

22

7

⇒r

2

=196

⇒r=14 cm