The area of a triangle is 6 square feet. The base is 3 times the height.

What is the base of the triangle?

1 answer

the area is

A = bh/2
3h * h/2 = 6
3h^2 = 12
h^2 = 4
h = 2

b = 3h = 6

check: 2*6/2 = 6