If the radius of a circle is increased by 12%, then the area of the circle
Choose the correct option:	A) decreases by 25.44%	B) increases by 25.44%	C) no change in area	D) decreases by 12%	E) none
A1=pi(100)^2   A2=pi(112)^2   so (A2-A1)/A1*100=25.44   ANSWER:increases by 25.44%
<result>B</result>
If the radius of a circle is increased by 12%, then the area of the circle