Finding Angles and Sides Using Trig Functions

What equation can be used to solve for x?

• Sin(40°)= x/40 

• Sin(40º)=x/19

• Cos(40º)=x/19

• Tan(40°)=19/x

Find the length of side y.

• 22.32 cm

• 36.5 cm

• 76.34 cm

• 87.76 cm

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

• 9.4

• 55.2

• 20.15

• 19.4

Solve for the missing angle

• 32°

• 44°

• 61°

• 50°

• COS(60)

• COS(30)

• SIN(60)

What is the value of theta?

• 30

• 40

• 50

• 60

• Cos(47)

• COS(133)

• Sin(33)

• COS(43)

• 35

• 60.9

• 45

• 35.6

• 99.2

• 75

• 4π/3

• 7π/6

• 3π/4

• 5π/4

• 35

• 60.9

• 45

• 35.6

• 99.2

• 75