If the radius of a circle be reduced by 50% its area is reduced by _____ ?

A. 100%
B. 75%
C. 25 %
D. 50%

Difference%= 75/100 × 100 = 75%. So, when the radius of a circle is decreased by 50% the are will decrease by 75%.

Leave a Reply

Your email address will not be published. Required fields are marked *