Sunday

December 21, 2014

December 21, 2014

Posted by **Anonymous** on Tuesday, September 17, 2013 at 7:21pm.

- Geometry -
**Henry**, Friday, September 20, 2013 at 7:10pmRadius of R = r units.

Radius of Q = (4/5)*r = 4r/5 units.

Ar/Aq = pi*r^2/pi*(4r/5)^2

Ar/Aq = r^2/(4r/5)^2 = r^2/(16r^2/25)

Ar/Aq = r^2*25/16r^2 25/16 = 25/16 =

1.5625 = 156.25%

Ar = 156.25% - 100% = 56.25% > Aq.

**Answer this Question**

**Related Questions**

Updated Math Question - The radius of circle A is 9 times greater than the ...

8th grade math - The radius of circle M is 3 times the radius of circle P. If ...

Math - The radius of circle A is 9 times greater than the radius of circle B. ...

Algebra - The area of a circle is given by the formula A+pier^2, where r is the ...

8th grade math - circle A has a raduis that is twice the length og the raduis of...

math - A circle has an area of 25 pi cm^2.If a circle is drawn within that ...

geometry - In the diagram, circle A is tangent to circle C, and segment BE is ...

MATH HELP PLEASE - You are given two different circles. The diameter of the ...

math - the area of circle B is 36 times greater than the area of circle A. The ...

Geometry - A dartboard consists of five concentric circles. The radius of the ...