Right Triangle Trigonometric Ratios

Give the Ratio for SIN X

• opp/adj

• Adj/hyp

• Opp/hyp
  

• adj/opp

Identify the trig ratio that may be used to find the marked unknown side.

What is the length of the side opposite ∠X?

• 16

• 30

• 34

What is the length of the side opposite ∠Z?

• 16

• 30

• 34

Choose the correct ratio.

• cos(33)=x/14

• sin(33)=x/14

• cos(33)=14/x

• sin(33)=14/x

Choose the correct ratio.

• cos(33)=x/14

• sin(33)=x/14

• cos(33)=14/x

• sin(33)=14/x

Identify the trig ratio that may be used to find the marked unknown side.

Choose the correct ratio.

• sin^-1(12/29)

• cos^-1(12/29)

• tan^-1(12/29)

• tan^-1(29/12)

Choose the correct ratio.

• sinZ=5/13

• sinX=5/13

• cosX=13/12

• tanZ=12/5

Find the ratio for cosA. (Reduce the fraction)

• 36/27

• 4/5

• 27/45

• 3/5