yourstrulymya135
yourstrulymya135 yourstrulymya135
  • 02-11-2020
  • Mathematics
contestada

A sandbox is twice as long as it is wide. It’s area is 72in square. What is the perimeter of the sandbox?
A) 6in
B)8in
C)24in
D)36 in

Respuesta :

Lightning25346
Lightning25346 Lightning25346
  • 02-11-2020

Answer:

let the width be 'x'

length = 2x

Area = 72 in square

(2x)(x)= 72

2x^2=72

x^2=36

x=6

perimeter = 2(l+b)

=2(2x+x)

=2(3x)

=2(3*6)

=2(18)

=36 inches

therefore the answer is option D

Hope it helps.............

Answer Link

Otras preguntas

6x-3y=6 y=2x+5 USE SUBSTITUTION SHOW YOUR WORK
An atom of element X has one more shell of electrons than an atom of beryllium, but it has one less valence electron than beryllium. Which element is element X?
What is the answer to 2x+2y=36 when x-y=6
Why is being able to amend the Constitution important?
Can someone help me please? 1. Refer to the triangle below. If a = 3 and b = 3, A. Find the exact length of c in unsimplified radical form B. Fi
What is the enviromental problem/issue in the ecosystem?
Verify that 1 + cot2 x = csc2 x is an identity.
which decimal is greater than 2.234
what is the answer to the equation 15-5
Definition of pascal's principle