Trigonometric Ratios

Question 1

sin–1 = °

Revolt · Accepted Answer

42

Question 2

The angle of elevation from point S to point R is angle .

Revolt · Accepted Answer

4

Question 3

Because the lengths of the opposite and adjacent sides are known, use the function.

Revolt · Accepted Answer

inverse tangent

Question 4

The angle of depression, rounded to the nearest degree, is approximately degrees.

Revolt · Accepted Answer

19

Question 5

A car is traveling up a steep ramp to a parking garage. The ramp is 445 feet long and rises a vertical distance of 80 feet. What is the angle of elevation from the car to the end of the ramp? Round to the nearest degree.

Revolt · Accepted Answer

10°

Question 6

What is the measure of the angle of elevation from point L to point J?

Revolt · Accepted Answer

53°

Question 7

The length of the shortest leg of the right triangle that is formed is feet.

Revolt · Accepted Answer

3.5

Question 8

Which equation could be used to find m∠J in △JKL?

Revolt · Accepted Answer

x = cos–1

Question 9

x ≈ °

Revolt · Accepted Answer

71

Question 10

The angle of depression from point R to point S is angle .

Revolt · Accepted Answer

3

Trigonometric Ratios Answers

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