Question

find the area of a triangle with the height of 8 and a base of x-5

Answer 1

the formula for the area of a triangle is

\[A = \frac{1}{2} \times base \times height\]

substitute your known values and evaluate

Answer 2

so it's 4x-20 but do you need ^2 at the end?

Answer 3

you need the units of measurement expressed as square units

e.g. cm^2 or ft^2