Find the area for a triangle: base 14 cm, height 5.5 cm.

19.5 cm²
77 cm²
38.5 cm²
770 cm²

3 answers

Formula for area of a triangle is:

A = (B x H) / 2
A = (14 x 5.5) / 2
A = ? cm^2

Plug it into a calculator and do the math.
its 38.5
Base * Height / 2 = Area
This very simple formula can be used to finish the entire quick check. I learned this in 5th grade.