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

Solve for y 3y+12=-6

18.A___ is a chemical substance that organisms require to live.

Troy pushes on a car for 20 seconds, during which he applies an impulse of 3000 kg•m/s. What force does he apply to the car?

There’s a prism with the length of 8 units a width of 5 and a height of 2

HELP ME PLEASEEEE!!!!!!! The function p(w) = (1.1)^w represents the number of specialty items produced at the old factory (w) weeks after a change in managemen

Please help Marcus flipped a coin 800 times and it landed heads up 560 times. What is the relative frequency of the coin landing heads up based on the results

there are 8 guest coming to your pizza party. you are planning to have a large pizza that will be divided evenly among all the guests and yourself. if the diame

At December 31, 2022, Pronghorn Corporation reported the following plant assets. Land

As cars get older they are worth less than when they were new. This is called depreciation. Assume that you bought a new 2015 car for $13,700 and that it deprec

Please help me!!! FIRST ANSWER REVIVES BRAINLEST!!!