Trig Ratios & Finding Missing Sides

What is the memory trick for trig ratios?

• SOH CAH TOA

• SAH COH TOA

• SOH CAH TOH

• SO CA TOA

What is the correct equation for this diagram?

• $\sin\left(67\degree\right)=\frac{16}{x}$

• $\sin\left(67\degree\right)=\frac{x}{16}$

• $\tan\left(67\degree\right)=\frac{16}{x}$

• $\cos\left(67\degree\right)=\frac{x}{16}$

• $\cos\left(67\degree\right)=\frac{16}{x}$

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the correct equation for this diagram?

• $\cos\left(17\degree\right)=\frac{x}{14}$

• $\cos\left(17\degree\right)=\frac{14}{x}$

• $\sin\left(17\degree\right)=\frac{x}{14}$

• $\sin\left(17\degree\right)=\frac{14}{x}$

• $\tan\left(17\degree\right)=\frac{x}{14}$

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the correct equation for this diagram?

• $\tan\left(22\degree\right)=\frac{18}{x}$

• $\tan\left(22\degree\right)=\frac{x}{18}$

• $\sin\left(22\degree\right)=\frac{18}{x}$

• $\sin\left(22\degree\right)=\frac{x}{18}$

• $\cos\left(22\degree\right)=\frac{x}{18}$

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the correct equation for this diagram?

• $\tan\left(26\degree\right)=\frac{18}{x}$

• $\tan\left(26\degree\right)=\frac{x}{18}$

• $\sin\left(26\degree\right)=\frac{18}{x}$

• $\sin\left(26\degree\right)=\frac{x}{18}$

• $\cos\left(26\degree\right)=\frac{x}{18}$

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the correct equation for this diagram?

• $\sin\left(57\degree\right)=\frac{16}{x}$

• $\sin\left(57\degree\right)=\frac{x}{16}$

• $\cos\left(57\degree\right)=\frac{x}{16}$

• $\tan\left(57\degree\right)=\frac{16}{x}$

• $\cos\left(57\degree\right)=\frac{x}{16}$

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

What is the correct equation for this diagram?

• $\cos\left(57\degree\right)=\frac{x}{11}$

• $\cos\left(57\degree\right)=\frac{11}{x}$

• $\tan\left(57\degree\right)=\frac{x}{11}$

• $\tan\left(57\degree\right)=\frac{11}{x}$

• $\sin\left(57\degree\right)=\frac{x}{11}$

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

 $\sin\left(C\right)=$  

•  $\frac{8}{17}$  

•  $\frac{15}{17}$  

•  $\frac{17}{8}$  

•  $\frac{8}{15}$  

• Not possible

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

 $\cos\left(X\right)=$  

•  $\frac{12}{13}$  

•  $\frac{12}{5}$  

•  $\frac{13}{12}$  

•  $\frac{5}{13}$  

• Not possible

Tags

CCSS.HSF.TF.A.3

CCSS.HSG.SRT.C.8

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

 $\tan\left(Y\right)=$  

•  $\frac{13}{12}$  

•  $\frac{13}{5}$  

•  $\frac{12}{5}$  

•  $\frac{5}{12}$  

• Not possible

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

CCSS.HSG.SRT.C.8