Trig Quiz

Choose the correct ratio.

• sinZ=5/13
• sinX=5/13
• cosX=13/12
• tanZ=12/5

Tags

CCSS.HSG.SRT.C.6

Choose the correct ratio.

• sin^-1(9/20)
• cos^-1(9/20)
• tan^-1(9/20)
• cos^-1(20/9)

Tags

CCSS.HSG.SRT.C.8

Find a coterminal angle to 5°.

• 365°

• 255°

• -220°

• -365°

Find a coterminal angle to 45°.

• 360°

• 405°

• 315°

• 295°

Find a coterminal angle to -90°.

• -450°

• 90°

• 180°

• -180°

In which quadrant would you find an angle measuring -740°

• 1

• 2

• 3

• 4

What are the negative and positive coterminal angles of 240°?

• 540°, -120°

• 600°, -120°

• 425°, -240°

• 120°, -135°

In which quadrant is -570⁰

• I

• II

• III

• IV

What is the reference angle for 125°?

• 235°

• 125°

• 75°

• 55°

True or false:  $\tan\theta$  is positive in quadrant 1?

• True

• False

Tags

CCSS.HSF.TF.A.2