Optional Mathematics

 $IfSinA=\frac{3}{5},\ what\ is\ the\ value\ of\ Co\sec A?$  

•  $\frac{3}{5}$  

•  $\frac{5}{3}$  

•  $\frac{4}{5}$  

•  $\frac{5}{4}$  

What is the ratio for Sine?

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

Tags

CCSS.HSG.SRT.C.6

What is the ratio for Tangent

• Opp/Adj

• Adj/Opp

• Opp/Hyp

• Hyp/Opp

Tags

CCSS.HSG.SRT.C.6

Please select the correct solution cot ² x + 1 =  

• sec ² x - 1
• 1
• sec ² x
• csc ² x

sin²x + cos²x =

• 1

• 1/sinx

• sec²x

• csc²x

Tags

CCSS.HSF.TF.C.8

We can use Perpendicular, base and hypotenuse for...

• Any triangle ever

• Non-right triangles only

• Right Triangles only

• Never

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Tags

CCSS.HSG.SRT.C.6

Which one of the following is true?

• $Sec^2\theta=\ 1-Tan^2\theta$

• $Tan^2\theta=\ 1-Sec^2\theta$

• $-Tan^2\theta=Sec^2\theta-\ 1$

• $Tan^2\theta=\ Sec^2\theta-1$

 $Express\ Cot\theta\ in\ term\ of\ Co\sec\theta.$  

•  $Cot\theta\ =\ Co\sec\theta-1$  

•  $Cot\theta\ =\ 1+Co\sec\theta$  

•  $Cot^2\theta=\ Co\sec^2\theta-1$  

• No one of above

 $What\ is\ the\ simplest\ form\ of\ \frac{Cot\theta\times Sec^2\theta}{Tan\theta\times Co\sec^2\theta}?$  

•  $Sin\theta.Cos\theta$  

• 1

•  $Sin^2\theta.Cos^2\theta$  

• 0

• No one of above