Robert wants to install windows in a bus barn to improve the airflow in the summer months. if robert makes his own screens, he can save money. to have screen material to fold over the window frame, robert needs to cut 5 1/2 foot by 5 1/2 foot squares. the back wall by the offices requires four windows. for a good cross-flow of air, robert will build five windows on each of the other two walls of the barn. how many square inches of screen will be needed for all of the windows?
im my younger brother with his home work.

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

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