Trigonometry review Functions Analyt

Find x.

• 10

• 5

• 20

• 3

Find u. 

• 8

• 16

• 8 sq rt 2

• 8 sq rt 3

What is the exact value of cos(90^o)

• 1

• 0

• -1

• 1/2

What is the exact value of cos(60^o)

• 1

• 0

• -1

• 1/2

What is the exact value of sin(180^o)

• 1/2

• 0

• -1

• 1

If sin A < 0 and  cos A > 0, then what quadrant is A in?

• I

• II

• III

• IV

If sin A < 0 and  cos A < 0, then what quadrant is A in?

• I

• II

• III

• IV

What is the negative co terminal angle to 120 degrees?

• -120

• 240

• -240

• 360

sin π/4

• √2∕2

• 1/2

• √3/2

• 0

Tags

CCSS.HSF.TF.A.2

cos 5π/6

• -1/2

• 1/2

• √3/2

• -√3/2

Tags

CCSS.HSG.SRT.C.7