8-2 Solve for Missing Sides Trig Ratio

If you are given the opposite side and hypotenuse, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

If you are given the hypotenuse and an adjacent side, which trig function should you use?

• sine
• cosine
• tangent
• cotangent

Find x round to the nearest tenth.

• 46.1
• 4.9
• 73.5
• 68.6

Find x round to the nearest tenth.

• 46.1
• 4.9
• 16.4
• 26.9

Choose the correct ratio.

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

Find the measurement of the missing side indicated

• 4.39
• 3.21
• 2.19
• 2.05

Give the Ratio for TAN X

• Adj/Opp
• Opp/Adj
• Adj/Hyp
• Opp/Hyp

Give the Ratio for COS X

• Adj/Hyp
• Opp/Adj
• Adj/Opp
• Opp/Hyp

Give the Ratio for SIN X

• opp/adj
• Adj/hyp
• Opp/hyp
  
• adj/opp

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