mourinha2204 mourinha2204
  • 28-05-2018
  • Mathematics
contestada

CALCULAR O PERÍMETRO DE UM RETANGULO, SABENDO-SE QUE SUA BASE E ALTURA DIFEREM 12 M E QUE ESTA É 1/3 DAQUELA

Respuesta :

vidalmari6p99qfk
vidalmari6p99qfk vidalmari6p99qfk
  • 28-05-2018

perimeter =48

18+18+6+6=48

x-12=x/3

Multiply both sides by 3

3x-36=x

3x=x+36

2x=36

x=18

18-12=18/3

6=6

One side 18 another side 6



Answer Link

Otras preguntas

Water's ___________ makes it an excellent solvent for salts, like sodium chloride, as well as other substances required by cells to carry out metabolic processe
(3x^-2y)*(8xy^-3) --- SOLVE
Which process helps gas exchange to occur?
Where could you find a synonym for imminent? an almanac a bibliography a collegiate dictionary a biographical dictionary
When does a substance have a definite shape? a. when the substance is a solid. b. when the substance is a liquid. c. when the substance is a gas. d. when th
in what year was the urban population of the United States roughly equal to the rural population
A car made in Japan and sold in America would be considered an export from the point of view of the United States
How do you solve for a mean absolute deviation? Can you explain it to me very well because I have no clue. All I know is that first you find the mean of all the
The warm climate of central Africa is primarily due to ____. a. It's latitude b. Its elevation c. The presence of lakes in the region d. Air and water curre
Most U.S. workers and their families receive their health care plan through their employer because _____? a. insurance costs are guaranteed to be cheapest by g