Question

The length of a triangle is 2x cm, 3x cm, and 4x cm. The perimeter of the triangle is 81 cm. Calculate the value of x.

Answer 1

Answer: 9

Explanation:

To find the perimeter of the Triangle, add all 3 sides together

So 2x + 3x + 4x = 81

9x = 81

Divide both sides by 9

x=9