Question

Express the area of this triangle as monomial.

Answer 1

The formula of an area of a triangle:

`A=(1)/(2)bh`

b - base

h - height

We have b = 8x and h = 7x. Substitute:

`A=(1)/(2)(8x)(7x)=(4x)(7x)=28x^2`

Answer: 28x²