A cell phone case is 6 inches long and 4 inches wide the volume of the cell phone cases 8 inches by the third how thick is the phone case

What is the inverse of the function f(x)=4x+8

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol

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).