Question

Please help with this question.

Answer 1

The equation is

Area of a triangle = (1/2) · (base) · (height)

Plug in the numbers given in the question:

52 square inches = (1/2) · (base) · (13 inches)

Divide each side by (13 inches):

4 inches = (1/2) · (base)

Multiply each side by  2  :

8 inches = base