Radii of the circles are given below, find their areas
(1) 28 cm
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Answer:
2461.76 cm^2 or 2464 cm^2
Explanation:
Given: Radius (r) = 28cm
Formula of Area of Circle is A = πr^2
Therefore,
A = 3.14 × (28 × 28)
A = 2461.76 cm^2
I have taken the value of pi as 3.14 here, can be taken as 22/7 aswell
If you take it as 22/7, the answer will be 2464 cm^2
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