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Areas Related To Circles

Question 5:

Tick the correct answer in the following and justify your choice: If the perimeter and the area of a circle are numerically equal, then the radius of the circle is

(A) 2 units (B) π units (C) 4 units (D)7 units

Answer:

Let the radius of the circle be r.

Circumference of circle = 2πr

Area of circle = πr2

G…

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