P1: Trigonometric Ratios

What is the correct equation to solve for x?

• tan (45) = x/13
• cos (45) = x/13
• sin (45) = 13/x
• sin (45) = x/13

Which one is the easy way to remember trigonometric ratios?

• Sah Coh Toa
• Soh Cah Toa
• Soh Cah Tao
• Soh Ceh Toa

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

• 9.4
• 55.2
• 20.15
• 19.4

• 14/48
• 48/50
• 14/50
• 48/14

Choose the correct ratio.

• cos(33)=x/14
• sin(33)=x/14
• cos(33)=14/x
• sin(33)=14/x

Solve for x. Round to the nearest tenth.

• 9.8
• 0.1
• 0.038
• 9.9

• 27/36
• 27/45
• 45/36
• 45/27

Find x round to the nearest tenth.

• 46.1
• 4.9
• 16.4
• 26.9

Find the measure of the missing angle.

• 49^o
• 50^o
• 41^o
• 33^o

What is the correct equation to solve for x ?

• tan( 46 ) = 17/x
• sin ( 46 ) = x/17
• tan (46 ) = x/17
• cos (46) = x/17