Trigonometry

What is the ratio for Sine?

• Hypotenuse/Opposite

• Opposite/Hypotenuse

• Opposite/Adjacent

• Adjacent/Opposite

What is the correct ratio set up for finding the tangent of Angle A? Remember: Tangent = opposite/adjacent

• 20/12

• 12/20

• 12/16

• 16/12

Tags

CCSS.HSG.SRT.C.6

From ∠C, what side is AB?

• Adjacent

• Hypotenuse

• Opposite

Tags

CCSS.HSG.SRT.C.6

Choose the correct step in solving for x.

• $3\tan46\degree=x$

• $\frac{3}{\tan46\degree}=x$

• $3\cos46\degree=x$

• $\frac{3}{\cos46\degree}=x$

• $\frac{3}{\sin46\degree}=x$

Find x to 1 decimal place.

•  $x=5.7\ mi$ 

•  $x=18.3\ mi$ 

•  $x=9.4\ mi$ 

•  $x=12.8\ mi$  

Find x to 1 decimal place.

• $x=17.8\ km$

• $x=23.9\ km$

• $x=21.5\ km$

• $x=14.4\ km$

Given $\cos\theta=\frac{A}{H}$ , find the missing angle

• 32°

• 44°

• 61°

• 50°

 Solve for the missing angle, if $\tan\theta=\frac{O}{A}$ . 

• 50.5 degrees

• 12.7 degrees

• 36.9 degrees

• 72.2 degrees

Write a trig ratio and find the measure of the indicated angle (?) round to the nearest tenth. Remember to use SOHCAHTOA.

• 9.4

• 55.2

• 20.15

• 19.4

Find the missing value.

Round to the nearest tenths.

• 34.2^o

• 55.8^o

• 39.6^o

• 29.7^o