What is the sqaure root of a sqaure

Write an inequality for this sentence the quotient of a number and -5 increased by 4 is at most 8

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?

In the triangle rst, rs = 65 and st = 60. which equation could be used to find the value of angle s?