## annmeez one year ago https://media.edgenuity.com/evresources/2091107_65ba565d-4932-4ddc-a454-136a48044b3f.png Find the area of the triangle. Round the answer to the nearest tenth. using Hero's formula.

1. anonymous

Do you know the formula for area of a triangle?

2. anonymous

$a =\frac{ b h }{ 2 }$ Work out the base and the height first.

3. annmeez

you need to use heron's formula, and laws of sine and cosine.