Question

The area of a triangle is 150 in2. If the height is 20 inches, find the
length of the base.

Answer 1

Answer: The base of the triangle is 15 inches

Formula for area of a triangle: A = bh/2

Subsitute values into the formula:

150 = b(20)/2

Now solve for b

150 = b20/2

x 2 x2

--------------------

300 = b20

300/20 = b20/20

15 = b

The base of the triangle is 15 inches