Question

Find the area of a circle whose circumference is 66 cm.
The difference between the circumference and the
diameter of a circle is 75 cm. Find the area of the
circle?​

Answer 1

Answer:

346.185

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Step-by-step explanation:

circumference = 66 CM

(formula of circumference = 2πr)

2πr = 66 CM

( π = 3.14 )( let r = a)

2 X 3.14 X a = 66 CM

6.28 X a = 66cm

a = 66/6.28

a = 10.50

area of circle = πr²

3.14 X 10.50 X 10.50

346.185