staceysucely240 staceysucely240
  • 22-05-2020
  • Mathematics
contestada

A rectangular front porch has a perimeter of 30 feet. Its area is 50 square feet. What are the dimensions of the porch?

Respuesta :

Persona180
Persona180 Persona180
  • 22-05-2020

Answer:

5 ft x 10 ft

Step-by-step explanation:

2w+2l=30

lw=50

l=50/w

2w+2(50/w)=30

2w+100/w=30

2w^2+100=30w

2w^2-30w+100=0

w=5, 10

Therefore, the dimensions are 5x10

Answer Link

Otras preguntas

PLEASE HELP ME OUT!!!!!!!!!!!
○ HURRY I HAVE TO TURN THIS END ANSWER ALL THESE QUESTIONS 30 POINTS○
What are your thoughts about taxes? Explain your stance PLZZ ANSWER ASAPPPP
Write a real world example, then solve. 5x + 4 = 2x +14
The distance between -2 1/4 and 1 1/2
Milagros tiene 13 años y vive en casa muy pobre y humilde, ella se conecta a sus clases virtuales por medio de un celular prestado de su prima y siempre busca l
A________ followed by a ________ Options - Reflection, rotation, translation For both blanks PLEASE HELP ASAP EMERGENCY ILL MARk U AS BRAINLISTER
For a survey to be useful to a researcher, it must be representative of the population from which it is drawn.True or False​
Do you think evolution should be taught in public schools?
in 2020
why/why not?
George used to pick on Lennie when they were young and has since changed his treatment of him. George often still regrets his treatment of Lennie. This makes hi