lunamaraya7p2o2ba lunamaraya7p2o2ba
  • 01-05-2020
  • Mathematics
contestada

The area of a rectangular swimming pool is 360 square feet. If the length of the swimming pool is 9 feet more than its width, find the length of the pool

Respuesta :

EN2k1
EN2k1 EN2k1
  • 01-05-2020

Answer:

l = 24ft

Step-by-step explanation:

A = lw

360 = (x + 9)(x)

360 = x^2 + 9x

0 = x^2 + 9x - 360

0 = (x + 24)(x - 15)

x ≠ -24 (length cannot be negative)

x = 15

l = 15 + 9

l = 24ft

Answer Link

Otras preguntas

The cause of the sun rising and setting in the sky is the earths rotation . What is the affect
What would be most useful to help make a simple compass a nonmetal bar,a round metal can,a small iron nail,or a Quartz needle
21.) Which best describes the antecedent in the sentence? Mr. Walker helped Larry with his Latin lessons, but he had to leave early. A. clear B. missing, unc
whats the integral of 1/X
what produces the motion of air convection
PLEASE CHECK MY ANSWERS (PART 1)
the only Native American who successfully stayed on their land were A) Seminole B) Sauk C) Cherokee D) Fox
What did Enlightenment thinkers believe predated society and was superior to the laws of the church or the state?
A sand box has an area of 45 ft. The length is 4 feet longer than the width. What are the dimensions of the sand box? Solve by completing the square
which Enlightment thinker wrote that people in society are bound to one another by an implicit ' social contract,,