Trigonometric Ratios Answers

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Which statements are true for triangle LNM? Check all that apply.

The side opposite ∠L is NM.

The side opposite ∠N is ML.

The hypotenuse is NM.

The hypotenuse is LN.

The side adjacent ∠L is NM.

The side adjacent ∠N is ML.

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Use the diagram and side lengths of triangle RST to determine the angles used for the trigonometric ratios.

Answers:

sin() =:R

tan() =:T

RS✔ T

✔ T

4/55/4✔ 3/55/3

4/5

5/4

✔ 3/5

5/3

3/4✔ 4/34/53/5

3/4

✔ 4/3

4/5

3/5

What are the angles that make the trigonometric statements true?

Answers:

sin() = cos(B):A

sin(B) = cos():A

✔ ABC

✔ A

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