8.11(B) Mean Absolute Deviation (Supporting Standard)
1. The list shows the heights of 5 students in inches
60, 64, 58, 53, 69
What is the mean absolute deviation for these numbers?
A. 5.87
B. 22.8
C. 4.56
D. 60.8

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

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).

Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4