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

$abcd$ is a square. how many squares have two or more vertices in the set $\{a, b, c, d\}$?
find f(g(x)) and g(f(x)) and determine whether each pair of functions f and g are inverses of each other.
What is the purpose of a persuasive speech? A: to give an informal talk to suit a given occasion B: to explain an idea, process, or an object C: to convince the
A network of all of the feeding relationships in an ecosystem is called _____. A. an energy web B. a food web C. an energy chain D. a food chain
One of the largest oil spills in history occurred in the __________ in 1991. A. Aral Sea B. Black Sea C. Persian Gulf D. Tigris River
use prime factorization to find the LCM of 30 and 40 ?
List five significant transformations the u.s. underwent during the period from 1800 to 1845.
Estimate 9556-2885 by first rounding each number to the nearest hundred
The shelf is made of 3 pieces of wood, each 0.3 meter wide. There is also 0.05 meter of space between the shelf and the wall on each side. What is the width, in
Which statement best describes the growth of cities in the late 1800s? A.cities grew slowly because people wanted to stay on their farms and make money. B.citie