Find the cube root for the sum given below with steps.
[(5^2+12^2)^1/2]^3.

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Proving the parallelogram diagonal theoremgiven abcd is a parralelogam, diagnals ac and bd intersect at eprove ae is conruent to ce and be is congruent to de