About 750 different permutations
45 because 180 divided by 2=90 and 90 divided by 2= 45 because she needs area which is length times width= area and area divided by length or width= the other
Mechanical Advantage = Force by Hammer / Force by Nail = 160/40 = 4
Answer:
an expression of more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable(s).
