Math, asked by amimuddin43, 5 months ago

If the perimeter and the area of a circle are numerically equal, then find the

radius of the circle​

Answers

Answered by sravyakrishna73
1

Answer:

r=0 or r=2

Step-by-step explanation:

we know that,

Perimeter of circle =2πr

Area of circle =πr2

Given that the perimeter and area of circle are numerically equal.

Therefore,

πr2=2πr

r2−2r=0

r(r−2)

r=0 or r=2

Answered by faizeazam786
1

Step-by-step explanation:

As we know that,

Perimeter of circle =2πr

Area of circle =πr

2

Given that the perimeter and area of circle are numerically equal.

Therefore,

πr

2

=2πr

r

2

−2r=0

r(r−2)

⇒r=0 or r=2

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