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In the triangle below, what is the cosine of 45?

In the triangle below, what is the cosine of 45?
asked 88.8k views
4 votes
In the triangle below, what is the cosine of 45?

In the triangle below, what is the cosine of 45?-example-1
asked
User Tou You
by
7.5k points

1 Answer

5 votes
cosine = adjacent / hypotenuse
cosine = 1 / square root (2)

answered
User Kennysong
by
7.6k points
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