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If a circle is concentric with the circl...

If a circle is concentric with the circle `x^(2) + y^(2) = 8 ` and its diameter is 4 units , which of the following will be the equation of the circle ?

A

`x^(2) +y^(2) = 1`

B

`x^(2) + y^(2) = 2 `

C

`x^(2) +y^(2) = 4`

D

`x^(2) + y^(2) = 16`

Text Solution

Verified by Experts

The correct Answer is:
C
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