If the radius of a circle is decreased by 50% , find the percentage de

1.	If the radius of a circle is decreased by 50% , find the percentage decrease in its area.
A.	0.75
B.	0.65
C.	0.35
D.	0.25
Answer» B. 0.65

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If the radius of a circle is decreased by 50% , find the percentage decrease in its area.

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