Elena says if the side that is 9 units is the base the height is 7.2 units. If the side that is 7.5 units is the base the corresponding height is 6 units. Noah says if the base is 9 units the corresponding height is 6 units. If the base is 7.5 units the corresponding height is 7.2 units. Do you agree with either one of them

the figures below are made out of circles, semicircles, quarter … 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). remember that we'll also have to cut whatever areas we get in half, since we're only dealing im pretty sure that is the right answer

step-by-step explanation:

the answer is b.)

< 1=< 2

step-by-step explanation:

divide, then simplify your answer.

1. make -15.66 ÷   5.8 a fraction. then divide.

2. simplify.  

3. final answer.