Trigonometric Ratios Answers

15 verified answers2 views

sin–1 = °

tan–1(4) = °

cos–1(0.1) = °

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

37°

45°

53°

137°

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

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

x = cos–1

x = sin–1

x ≈ °

Is this ladder being used safely?

yes

There is not enough information to determine.

Angle 1 is the angle of .

elevation from point Q to point R

elevation from point R to point Q

depression from point Q to point R

depression from point R to point Q

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

Angle 2 is the angle of elevation from .

point Q to point R

point R to point Q

point R to point S

point S to point R

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

3.5

8.5

The angle of depression from the hoop to Lisa is to the angle of elevation from Lisa’s line of sight to the hoop.

complementary

congruent

supplementary

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

inverse cosine

inverse sine

inverse tangent

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

Did you find these answers helpful?

More from this Course