Solve Triangles Using Trigonometry

Solve for x (round to the nearest tenth).

What is the correct equation to solve for x?

What ratio should you use to find tanW?

• adjacent/opposite

• opposite/adjacent

• opposite/hypotenuse

• adjacent/hypotenuse

What is the correct equation to solve for the missing side?

• tan46 = 17/x

• tan46 = x/17

• cos46 = x/17

• sin46 = x/17

What is the correct equation to solve for the missing side?

What is the measurement of the unknown side (round to the nearest tenth)?

• 21.4 cm

• 18.0 cm

• 36.5 cm

• 43.6 cm

Find the measurement of the missing side indicated

• 4.39

• 3.21

• 2.19

• 2.05

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

• 9.4

• 55.2

• 20.15

• 19.4

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

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