Trigonometry

In a right angled triangle, the sine of an angle is:

• $\frac{adjacent}{hypotheuse}$
  

• $\frac{hypotenuse}{adjacent}$
  

• $\frac{opposite}{adjacent}$

• $\frac{opposite}{hypotenuse}$
  

Tags

CCSS.HSG.SRT.C.6

The (a)   of an angle is the adjacent divided by the hypotenuse

Tags

CCSS.HSG.SRT.C.6

What is cos(90)?

• 0

• 1

• -1

• 2

Tags

CCSS.HSF.TF.A.2

What is sin(30)?

• 1/8

• 1/4

• 1/2

• 1

Tags

CCSS.HSG.SRT.C.7

What is the word we use to remember the ratios for our trig functions?

(a)  

Tags

CCSS.HSG.SRT.C.6

What is tangent?

• opp/hyp

• adj/hyp

• hyp/adj

• opp/adj

Tags

CCSS.HSG.SRT.C.6

What is tan(45)?

• -1

• 0

• 1

Tags

CCSS.HSF.TF.A.2

If sin(x) = 1/2, what does x equal?

• 0

• 30

• 45

• 90

Tags

CCSS.HSF.TF.B.7

What does cos(60) equal?

• 1/2

• sin(30)

• sin(60)

• tan(45)

Tags

CCSS.HSF.TF.A.2

What does sin(45) equal?

• 1/2

• cos(45)

• tan(45)

• $\frac{\sqrt{2}}{2}$
  

Tags

CCSS.HSF.TF.A.2