Right Triangle Trigonometry to Find Angles

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

• 9.4

• 55.2

• 20.15

• 19.4

The Pythagorean Theorem ONLY works on which type of triangle?

• obtuse

• scalene

• isosceles

• right

Which side is considered the hypotenuse?

• Any side

• the side opposite the smallest angle

• the side across from the right angle

• the side next to the angle

What is the length of side x?

• 6.57 cm

• 7 cm

• 7.44 cm

• 26.33 cm

What is the correct ratio?

• sin 40 = w/28

• cos 40 = w/28

• tan 40 = w/28

• sin 40 = 28/w

Find the measure of the missing angle.

• 64^o

• 26^o

• 61^o

• .008^o

SIN (L)

• 6/10

• 8/10

• 6/8

• 42

Set up the problem.

• sin(47) = x/28

• cos(47) = x/28

• tan(47) = x/28

• cos(47) = 28/x