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OpenStudy (annmeez):
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.
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OpenStudy (anonymous):
Do you know the formula for area of a triangle?
OpenStudy (anonymous):
\[a =\frac{ b h }{ 2 }\] Work out the base and the height first.
OpenStudy (annmeez):
you need to use heron's formula, and laws of sine and cosine.
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