Ratios that are equivalent to 40:28

Sadie computes the perimeter of a rectangle by adding the length, l, and width, w, and doubling this sum. eric computes the perimeter of a rectangle by doubling the length, l, doubling the width, w, and adding the doubled amounts. write an equation for sadie’s way of calculating the

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

How do you determine whether a relationship represented as as graph is linear or nonlinear