What is the perimeter of the following polygon? 5x^2 - x - 12
4x^2 + 5x – 2
-5x^2 + 6 x
3x – 2
-X^2-X + 20

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?