Trigonometric Ratios

Question 1

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

Revolt · Accepted Answer

The side opposite ∠L is NM.; The side opposite ∠N is ML.; The hypotenuse is LN.

Question 2

Question 2

Revolt · Accepted Answer

3/5

Question 3

Question 3

Revolt · Accepted Answer

4/3

Question 4

Question 4

Revolt · Accepted Answer

4/3

Question 5

Identify the triangle that contains an acute angle for which the sine and cosine ratios are equal.

Revolt · Accepted Answer

Option D

Question 6

What are the values of the three trigonometric ratios for angle L, in simplest form? sin(L) = cos(L) = tan(L) =

Revolt · Accepted Answer

4/5; Selection 1: 4/5; Selection 2: 3/5; Selection 3: 4/3

Question 7

Which statements are true regarding triangle LMN? Check all that apply.

Revolt · Accepted Answer

NM = x; LM =; tan(45°) = 1

Question 8

Use the diagram and side lengths of triangle RST to determine the angles used for the trigonometric ratios. sin() = tan() =

Revolt · Accepted Answer

R; Selection 1: R; Selection 2: T

Question 9

What additional information would be necessary to determine sin(A) without using the Pythagorean theorem? Explain.

Revolt · Accepted Answer

The length of BC is needed because it is the side opposite ∠A.

Question 10

Question 10

Revolt · Accepted Answer

50

Trigonometric Ratios Answers