Trigonometry

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

What is the correct equation to solve for x ?

• tan (58) = x/11
• tan (58) = 11/x
• cos (58) = x/11
• sin (58) = x/11

What is the correct equation to solve for x?

• tan (45) = x/13
• cos (45) = x/13
• sin (45) = 13/x
• sin (45) = x/13

What type of graph is this?

• y=sin(x)

• y=cos(x)

What type of graph is this?

• y=cos(x)

• y=sin(x)

What is the amplitude of this graph?

• 1

• 2

• 3

• 4

What is the period of this graph?

• 90

• 180

• 270

• 360

Find the equation of this graph

• $f\left(x\right)=2\cos\left(x\right)$

• $f\left(x\right)=2\cos\left(2x\right)$
  

• $f\left(x\right)=2\sin\left(\frac{x}{2}\right)$
  

• $f\left(x\right)=2\sin\left(2x\right)$

Find the equation of this graph

• $f\left(x\right)=-\cos\left(2x\right)$

• $f\left(x\right)=2\cos\left(2x\right)$

• $f\left(x\right)=-2\cos\left(\frac{x}{2}\right)$

• $f\left(x\right)=-2\sin\left(2x\right)$