SOLUTION: An equilateral triangle has a perimeter of 42 inches. The height measures 12 inches What is the area of the triangle?

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Question 957735: An equilateral triangle has a perimeter of 42 inches. The height measures 12 inches What is the area of the triangle?
Answer by amarjeeth123(570) About Me  (Show Source):
You can put this solution on YOUR website!
Given that: The perimeter of the equilateral triangle is 42 inches.
Side of the triangle=Perimeter/3=42/3=14 inches.
The height of the triangle is 12 inches.
Area of the triangle=(1/2)*base*height=(1/2)*14*12=14*6=84 square inches.