Why do you need absolute values when you write expressions for the lengths
of the legs, but not when you write the relationship in terms of the
Pythagorean Theorem?

Find the value of x that will make l ll m

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

From the top of a tree a bird looks down on a field mouse at an angle of depression of 50°. if the field mouse is 40 meters from the base of the tree, find the vertical distance from the ground to the bird's eyes.