Tags » Triangles

Q: In triangle ABC below, what is sin C ?


 

Answer: 4/5

Explanation:  Use the Pythagorean Theorem or the 3-4-5 Pythagorean triple to find out that the hypotenuse is 10.

Then, sin C = (opposite)/(hypotenuse) = 8/10 = 4/5.

ACT

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