SOLUTION: The perimeter of an equilateral triangle with a side of 18 is _____.

Algebra ->  Triangles -> SOLUTION: The perimeter of an equilateral triangle with a side of 18 is _____.       Log On


   

Question 482367: The perimeter of an equilateral triangle with a side of 18 is _____.

Answer by kingme18(98) About Me  (Show Source):
You can put this solution on YOUR website!
Equilateral means all sides are equal. A triangle has 3 sides. An equilateral triangle has 3 equal sides, each of which has a length of 18 for this problem. Since perimeter means to add the lengths of the sides, we'll add 18 + 18 + 18 = 54.