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I need answer checked finding missing side of triangle using cosine.
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I need answer checked finding missing side of triangle using cosine.

I need answer checked finding missing side of triangle using cosine.-example-1
User Erkan Haspulat
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1 Answer

5 votes
h^2 = 13^2 + 4^2
h^2 = 185
h = 13.6014705087
The cosine of theta = adjacent / hypotenuse
= 13 / 13.6014705087
or as you said = 13 / 13.6
I'd say you did that right

User Lknls
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