Question

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Answer 1

Answer:

The diameter of the circle is 98 cm.

Find out :- The area of the circle =?

r= (98/2)= 49 cm

Area A = πr^2= (22/7)×(49)^2 = 7,546 cm^2 answer.

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Step-by-step explanation:

2) 55

Answer 2

Step-by-step explanation:

(a):-

Circumference of circle:- 2×(22/7)×r

So, Circumference of circle:- 2×(22/7)×98

= 2×22×14

= 308 m

(b):-

Circumference of circle:- 2×(22/7)×r

So, Circumference of circle:- 2×(22/7)×875

= 2×22×125

= 5500 cm

= 55 m