Question

Pablo folds a straw into a triangle with side lengths of 4x2 – 3 inches, 4x2 – 2 inches, and 4x2 – 1 inches. The perimeter of the triangle is 12x2 – 6 inches. If x = 1.5, what was the length of the straw before it was folded?

Answer 1

21 inches

Explanation:

edg 2020

Answer 2

12x^2 -6 is the length of the straw

12 (1.5)^2 -6

12 (2.25) -6

27-6

21

The straw is 21 inches