URGENT I HAVE LESS THEN 10 MINUTES LEFT PLS IM LOOSING HOPE! SHARE YO SMARTNESS I ASKED 2 QUESTIONS, THEY ARE IN THESE LINK

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).

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*