What is the difference between a rectangular prism and a triangular prism?

Why do interests rates on loans to be lower in a weak economy than in a strong one

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

Gh bisects fgi. find the measure of hgi •15° •21° •10° •8°