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42 votes
42 votes
13. What are the sine and cosine of the smallest
angle in the right triangle shown?

13. What are the sine and cosine of the smallest angle in the right triangle shown-example-1
User PraAnj
by
3.1k points

1 Answer

28 votes
28 votes

Answer:

sin: 3/5

cos: 4/5

Explanation:

The smallest angle is always the one opposite the smallest side. In this case, it is opposite the side with length 3.

sin = opposite/hypotenuse

cos = adjacent/hypotenuse

Plug in the formulas above to get sin: 3/5 and cos: 4/5.

User KarloX
by
2.9k points