Tendon wants to build a book case. He will have 3 shelves and the top of the bookcase on which to put his books. His books are about 10 inches high. Each shelf, including the top, is 3/4 inch thick. At least how tall will the book case be? Write your answer in feet and inches.

Radii ok and nl are perpendicular to om because of the radius-tangent theorem. by definition of perpendicular, angles kom and lnm are right angles. this means that triangles kom and lnm are right triangles. angle lmn is common to both right triangles, so by the triangles kom and lnm are similar.

Which graph depicts the path of a projectile

Find two numbers if their sum is 91 and the ratio is 6: 7?