Question

Write an expression in simplest form for the area of a triangle with a base of 9y and a height of 4xy.

Answer 1

area = 1/2 * 9y * 4xy = 18xy^2

Answer 2

area of a triangle = 1/2 * base * height
base = 9y
height = 4xy
\[A= \frac{1}2*9y*4xy\]
\[A=9y*2xy\]
\[A=18xy^2\]