It took 48 minutes to drive downtown. An app estimated it would be less than that. If the error was 20%, what was the app’s estimate? Give detailed steps and explanation.

The hypotenuse of a 45 -45 -90 triangle measure 7 square root 2 units

2x - 20 = 32 20 - 3x = 8 6x - 8 = 16 -13 - 3x = -10

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).