Ashelton27
Ashelton27 Ashelton27
  • 02-03-2017
  • Mathematics
contestada

if the perimeter of the rectangle is 32cm and the area is 55cm2, what are the dimensions of the rectangle?

Respuesta :

wolf1728
wolf1728 wolf1728
  • 03-03-2017
2L + 2W = 32
L * W = 55

L = 55/W then substitute into first equation
2 * 55/W + 2W = 32 Multiplying both sides by "W"
110 + 2W^2 = 32 W
2W^2 -32W +110 = 0
L = 11 or L = 5
Also W = 11 or W = 5


Answer Link

Otras preguntas

What is 25 x 10^6 I need to know fast
A new patient does not speak or understand English well. You offer to call the translation service to help him understand. He declines, indicating that he prefe
What a deep valley that forms where an oceanic plate collides with a continental plate is called?
Ayer yo ____ en la cafeteria. (A) almorzo (B) almuerzo (C) almorce (D) almorzaste
How did the Marshall Plan affect the course of the Cold War in Western Europe?​
PLEASE HELP 11 POINTS
Points c, a and b are collinear how many labeled points are between points a and d​
What is risk, as pertains to investing? a. The time period needed to find a buyer for an investment. b. The cost of purchasing an investment. c. The chance you
I NEEED HELP ASAAAAAP!! PLEASE PLEASE PLEASEEEEE :( :(I NEEED IT TODAY!!!
Estamos alegres de que ustedes ________ ido a este evento religioso. A. hayamos B. hayan C. hayáis D. haya