Question

Find the radius of the circle whose area is
(i) 5544 cm
(ii) 616 m​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

a)42

b)14

Step-by-step explanation:

a)area of circle=πr^2

5544 = 22/7×r^2

5544×7/22=r^2

1764=r^2

√1764=r

42=r

b) area of circle=πr^2

616= 22/7×r^2

616×7/22=r^2

196=r^2

√196=r

14=r