Nicolef27 Nicolef27
  • 08-09-2019
  • Mathematics
contestada

12. The perimeter of the following triangle is 60 inches. Find the lengths of the sides.
2x + 5
2x+5
5x + 5

Respuesta :

thedemon840
thedemon840 thedemon840
  • 08-09-2019

Answer:

Lengths of the sides in the given order

15 inches

15 inches

30 inches

Step-by-step explanation:

The total of the sides,

(2x + 5) + (2x + 5) + (5x + 5)...then add the variables with x together and those without x together.

; 9x + 15

Hence if the perimetre of the triangle is 60 in

then...; 9x + 15 = 60

; 9x = 45

;Hence the variable.., x = 5

Lengths of the sides,

Substitute the value of x into the given lengths of the sides,

2(5) + 5 = 15 inches

2(5) + 5 = 15 inches

5(5) + 5 = 30 inches

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