Hassan plans to choose a book from a section of thr store where everything is 25% off he writes

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).

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

The image of abc after a reflection across eg is abc