The length of time of the school field day was decreased from 100 minutes to 80 minutes. What is the percent
decrease in length of time of the school field day?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.