Finding Missing Angle Measures Trigonometry

Find the measure of the missing angle.

• 90^o

• 10⁰

• 130^o

• 50^o

What is the third angle of a triangle whose 1st angle is 34 and 2nd angle is 101?

• 32

• 39

• 45

• 54

If two of the angles of a triangle are 30 and 70 degrees, the third angle measures...

• 80

• 100

• 60

• 90

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62

• 45

• 50

• 180

• 100

• x = 54
• x = 9
• x = 24
• x = 144

Find the missing value of x.

• x = 80^o

• x = 70^o

• x = 100^o

• x = 10^o

Using the picture, determine the measurement of all the missing angles.

Find the measure of the missing angle.

• 47

• 57

• 53

• 133

Solve for x.

• 5

• 12

• -7

• -6