The length of a rectangle is three times it's width. if the area of the rectangle is 147 metes squared, find its perimeter.

Which of these figures must be a rectangle?

The associative, commutative, and distributive properties can be used on rational equations. true or false

The following figure shows four lines intersecting at a point. in a complete sentence, describe the angle relationship in the diagram. write an equation for the relationship shown in the figure and solve for x and y. confirm your answer by measuring the angle with a protractor