a) the area of a rectangle is 38.25 square yards and its base is 9 yards. what is the height? do not round your answer.b) the area of a parallelogram is 44.4 square feet and its height is 7.4 feet. what is the length of the base? do not round your answer.

If m 17 27 90 63 ** picture is attached

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?