Precalc-rTrig

Going clockwise around the unit circle gives you a....

• sad feeling

• negative angle

• positive angle

• smile

Going counterclockwise around the unit circle gives you a....

• ticket to a rock concert

• negative angle

• nightmare

• positive angle

Coterminal angles are...

• angles that end in the same place

• angles that add up to 360°

• angles that add up to 180°

• angles that are complimentary

Choose ALL that are correct!!!!!

To find a coterminal angle, you can...

• multiply by π/180

• subtract 360°

• add 360°

• add 180°

Find the length of side w.

• 21.4 cm
• 18.0 cm
• 36.5 cm
• 43.6 cm

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Solve for a and b in the special right triangle.

• a = 5, b = 5
• a = 10, b = 10√2
• a = 10√2, b = 10√2
• a = 5√2, b = 5√2

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

Find Cos(A) as a decimal rounded the the nearest ten-thousandth.

• .4706
• 1.875
• .8824
• .5333

Tags

CCSS.HSG.SRT.C.6

Solve for x. Round to the nearest tenth.

• 44.0
• 41.4
• 1.2
• 1.0

Tags

CCSS.HSG.SRT.C.8

Solve for x. Round to the nearest tenth.

• 103.5
• 4.7
• 55.0
• 23.4

Tags

CCSS.HSG.SRT.C.8

Solve for x. Round to the nearest tenth.

• 9.8
• 0.1
• 0.038
• 9.9

Tags

CCSS.HSG.SRT.C.8