brirobybriroby6018 brirobybriroby6018

02-08-2017
Mathematics

contestada

The length of a rectangle is 2 yd longer than its width. if the perimeter of the rectangle is 40 yd , find its area.

Respuesta :

musiclover10045 musiclover10045

02-08-2017

perimeter = 2L+2W

L=2+w

40 = 2L+2W

40= 2(2+w)+2W

40=4+2w+2w

36=4w

w=9

L=9+2=11

2(9) = 18, 2(11) = 22, 22+18 = 40

L=11

W=9

Area = L x w

area = 11x9= 99 square yards

Answer Link

Otras preguntas

Renee is starting to spend money quickly to buy the fanciest clothes, car, and hotel rooms because she has an inflated sense of self-importance and self-worth,

What can be done to remove inequality in healthcare services

Which is the simplified form of r^-7 + s^-12

1Dyne = How many Newtons??

jor bieden jay mall jow mama

The dimensions of four rectangles are given below. Which has an area different from the area of each of the other three?

To make a stemplot of these rainfall amounts, round the data to the nearest 10, so that stems are hundreds of millimeters and leaves are tens of millimeters.

Cassie has 28 days to complete a packet. The packet has 150 questions in it. How many questions a day would she need to answer to get it completed in the time

How is fine art and applied art the same

Which are aspects covered by Bohr's atomic model? Electrons can have a measured radius. Higher orbits have lower energies. Electrons orbit the nucleus. Electro