Find the Angle of Right Triangle Trigonometry

Which inverse trig function would you use to find the measure of Angle A?

• inverse sine

• inverse cosine

• inverse tangent

• It is not possible to determine m<A

How would you find the value of the angle denoted by "?"

• Apply the inverse sine

• Apply the inverse cosine

• Apply the inverse tangent

• Apply the Pythagorean Theorem

Determine the value of: sin(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

Determine the value of: cos(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

From the given right triangle,

Find the value of angles M and N

M=​ ​ (a)  

N=​ (b)  

• 77.3°

• 12.7°

• 49.9°

• 40.1°

• 74.5°

• 15.5°

Determine the value of: tan(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

Which expression is correct for "y"?

• y = tan^–1(31/23)

• y = sin^–1(31/23)

• y = cos^–1(31/23)

Consider angle B in the diagram below. What is the length of "adjacent side" to angle <B?

• 6

• 8

• 10

• not possible to determine

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4

• 55.2

• 20.15

• 19.4

What is the correct set up for the problem to find the measure of the indicated angle?

• sin X = 41/28

• tan X = 41/28

• cos X = 28/41

• sin X = 28/41