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

African masks have always varied widely in style from tribe to tribe, but ____ art was heavily influenced by simple, abstract, geometric examples such as the et

Evaluate the function rule for the given rule. f(x)=5^x for x=2

A car enters a horizontal, curved roadbed of radius 50 m. the coefficient of static friction between the tires and the roadbed is 0.20. what is the maximum spee

Megan believes that family life in the USA is fundamentally shaped by the country's economic infrastructure. Her ideas suggest:

Need answers fast help

process by which the CSIRT acts to limit the scale and scope of an incident as it begins to regain control over the organization s information assets.

Can someone help me idk which one it is ?? A B C D

Circle A is inscribed in triangle RST. True False

What is the effect of the narrators announcing that a crime will take place A it builds suspense B it creates a depressing tone C it establishes trust with the

Which of the following is a single replacement reaction? CaO + H2O Ca(OH)2 Mg + 2HNO3 Mg(NO3)2 + H2 NaOH + HCl H2O + NaCl CH4 + 2O2 CO2 + 2H2O