Sohcahtoa and Finding Angles

This is what kind of angle?

• obtuse

• right

• straight

• acute

Complementary angles always add up to

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

• 38.66
• 36.87
• 53.13
• 45.71

• 32.58
• 57.42
• 31.44
• 59.02

Which equation is used to solve for x?

• x = cos (30/40)

• x = inverse cos (30/40)

• x = sin (30/40)

• x = inverse sin (30/40)

Which equation is used to solve for a?

• a = cos (6750/8100)

• a = sin (6750/8100)

• a = inverse cos (6750/8100)

• a = inverse sin (6750/8100)