mateoromerocampo2008 mateoromerocampo2008
  • 04-03-2022
  • Mathematics
contestada

The width of a rectangle is 7 less than the length. If the perimeter of the rectangle is 43.6 inches, what is the area of the rectangle?

Respuesta :

Aisin
Aisin Aisin
  • 04-03-2022

Call the length a, the width b

Perimeter = (a+b) x 2

And since we have (a+b) x 2 = 43.6, a + b = 43.6 : 2 = 21.8

a + b = 21.8
a - b = 7

-> a + b + (a - b) = 28.8
2a = 28.8
a = 14.4
b = 7.4

So, the area of the rectangle is 14.4 x 7.4 = 106.56

Answer Link

Otras preguntas

Factor the expression. If the expression cannot be factored, say so.
Factor the expression. If the expression cannot be factored, say so.
The ______ was established in 1943 to assist in the transition from a peacetime to a wartime economy ?
josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju
The inner and outer Radii of a cylindrical pipe are 5 cm and 4 cm respectively. find the area of cross section of the pipe.
What were the contributions of the Harappan civilization?
Thelma spent 1/6 of her weekly allowance on dog toys.  1/4 on a dog collar and 1/3 on dog food.  What fraction of her weekly allowance is left
Factor the expression. If the expression cannot be factored, say so.
The ______ was established in 1943 to assist in the transition from a peacetime to a wartime economy ?
A blue rope is 3 times the length as a red rope. A green rope is 5 times as log as the blue rope of the total length of all 3 ropes equals 508.25m what is the l