. The cosine of an acute angle of a right triangle is the adjacent side divided by the hypotenuse.
a)
12
13
b)
13
12
c)
5
Answers: 3
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Do you know the correct answer?
find the cosine of ∠r.
a)
12
13
b)
13
12
c)
5
a)
12
13
b)
13
12
c)
5
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