Right Triangle Trig Solving for Sides and Angles

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

Solve for x. Round to the nearest tenth.

• 103.5

• 4.7

• 55.0

• 23.4

Solve for x. Round to the nearest tenth.

• 9.8

• 0.1

• 0.038

• 9.9

Choose the correct ratio.

• cos(33)=x/14

• sin(33)=x/14

• cos(33)=14/x

• sin(33)=14/x

Find x round to the nearest tenth.

• 46.1

• 4.9

• 16.4

• 26.9

Find the measurement of the missing side indicated

• 4.39

• 3.21

• 2.19

• 2.05

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

• sine

• cosine

• tangent

• cotangent

Which is the correct set up to solve for x?

• sin 72 = 6 / x

• cos 72 = 6 / x

• tan 72 = 6 / x

Which is the correct set up to solve for x?

• sin 24 = x / 12

• cos 24 = x / 12

• tan 24 = x / 12

Which is the correct set up to solve for x?

• cos 55 = x / 29

• sin 55 = 29 / x

• tan 55 = 29 / x

• cos 29 = x / 55