Question

If the circumference and the area of a circle are numerically equal, then diameter
the circle is
5 units
(B) 21 units
(C) 2 units
(D) 4 units​

Answer 1

Answer:

2πr=πr^2 when r=2 so d=5

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Answer 2

Step-by-step explanation:

By question

circumference of circle= Area of circle

2πr=πr²

r=2 units

diameter= 2*2= 4 units