The perimeter of a square must be less than 160 feet. what is the maximum length of a side in feet

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

If a and b are real numbers, then |a-b| is always, sometimes or never equal to |b-a| ?

On the scale drawing of a car, the length from bumper to bumper is 6 inches. the car's actual length, from bumper to bumper, is 16 feet. on the scale drawing, the height of a window is 3/4 inch. what is the actual height of this window? explain or show your reasoning.