Trigonometry - Finding missing angles

If  $\sin\theta=\frac{4}{5}$  , what is θ?

•  $37\degree$  

•  $40\degree$  

•  $50\degree$  

•  $53\degree$  

Tags

TEKS.MATH.P.5N

Find the ratio for sin C. 
Note: <C is the measured angle to help determine the opposite and adjascent sides.

• $\frac{21}{35}$

• $\frac{28}{21}$

• $\frac{35}{28}$

• $\frac{28}{35}$

Tags

TEKS.MATH.P.4A

Find the ratio for cos A.

Note: A is the measured angle

• $\frac{30}{16}$

• $\frac{30}{34}$

• $\frac{16}{34}$

Tags

TEKS.MATH.P.4A

Find tangent of θ.

• $\frac{8}{12}$

• $\frac{23}{12}$

• $\frac{12}{8}$

• $\frac{12}{23}$

Tags

TEKS.MATH.P.4A

Solve for the missing angle

• 32°
• 44°
• 61°
• 50°

Tags

TEKS.MATH.P.2O

TEKS.MATH.P.2P

To solve for the missing angle, what trig equation do we set up?

• $x=\sin^{-1}\left(\frac{300}{400}\right)$

• $x=\cos^{-1}\left(\frac{300}{400}\right)$

• $x=\tan^{-1}\left(\frac{300}{400}\right)$

• $x=\tan^{-1}\left(\frac{400}{300}\right)$

Tags

TEKS.MATH.P.5N

What is the ratio for Sine?

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

Tags

TEKS.MATH.P.5M

What is the ratio for Tangent

• Opp/Adj

• Adj/Opp

• Opp/Hyp

• Hyp/Opp

Tags

TEKS.MATH.P.4A

What is the ratio for Cosine?

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

Tags

TEKS.MATH.P.4A

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

• 9.4
• 55.2
• 20.15
• 19.4

Tags

TEKS.MATH.P.5N