The length of a rectangle is twice the width. The perimeter of the rectangle is 24 feet. What is the length of the rectangle?
Let x = the width of the rectangle.
Which let statement would you use for the length?

Acylinder has volume 45π and radius 3. what is it’s height?

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2

Write as a product of two polynomials. 2(3–b)+5(b–3)^2