Using a graph, table of values, and/or equations solve the following problem. The perimeter of a rectangle is 40cm. The length is 5 less than double the width. What is the width?

Round and write your answer to the tenths place value. Do not include units

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.

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?