A retail store is having a sale on toilet paper. At 2:00 PM, the store has sold a total of 15 packs of toilet paper. At 5:00 PM, the store had sold a total of 57 packs. Assuming that it is positive, what is the average rate of change between 2:00 PM and 5:00 PM?

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.

X– 4 = 12.5 can be written in words as