SOLUTION: A circle has a radius of 8 in. Find the increase in area when the radius is increased by 2 in.
Algebra.Com
Question 286611: A circle has a radius of 8 in. Find the increase in area when the radius is increased by 2 in.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
pi*r^2
pi*64
pi*100
36 pi is the difference
RELATED QUESTIONS
a circle has a radius of 10 inch. Find the increase in area that occurs when the radius... (answered by Alan3354,nerdybill)
The radius of a sphere is increased by 10%. Find the percentage increase in its surface... (answered by Alan3354)
If the radius of a circle is increasing at the rate of 4cm/sec, find the rate of the... (answered by Alan3354)
The radius of a sphere is increased by 2.5%.find the percentage increase in the... (answered by Alan3354)
If the radius of a circle is increased by 2 cm, the area will increase by 32πcm^2.... (answered by richwmiller)
Solve by factoring.
The radius of a circle is increased by 3 in., which increases the... (answered by scott8148,edjones)
if the radius of a circle is increased by 50%, what will be the percent increase in the... (answered by edjones)
When the radius of a circle is increased by two inches, its area is increased by 24 pi... (answered by rothauserc)
The radius of a circle was increased by 25 percent. By what percent did the area of the... (answered by reviewermath)