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MCQ
In a 3-4-5 right triangle, if angle theta is opposite the side of length 3, then cos theta = ?
Unit-6 Trigonometry and Bearing
A 3/5
B 3/4
C 4/5
D 5/4
Explanation

The adjacent side is 4 and the hypotenuse is 5, so cos theta = 4/5.

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