Extra Credit #2 for Midterm

Front

In which quadrants is tanθ positive?

Back

tanθ is positive in the 1st and 3rd quadrants.

Tags

CCSS.HSF.TF.A.2

Front

What is the reference angle for 240°?

Back

The reference angle for 240° is 60°.

Front

Convert 150° to radians.

Back

150° is equal to 5π/6 radians.

Tags

CCSS.HSF.TF.A.1

Front

What quadrant is -2π/3 in?

Back

-2π/3 is in the 3rd quadrant.

Tags

CCSS.HSF.TF.A.2

Front

What is the reference angle for 330°?

Back

The reference angle for 330° is 30°.

Front

Define reference angle.

Back

A reference angle is the acute angle formed by the terminal side of an angle and the x-axis.

Front

What is the range of angles for the 1st quadrant?

Back

The range of angles for the 1st quadrant is from 0° to 90°.

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B

Front

What is the range of angles for the 2nd quadrant?

Back

The range of angles for the 2nd quadrant is from 90° to 180°.

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B

Front

What is the range of angles for the 3rd quadrant?

Back

The range of angles for the 3rd quadrant is from 180° to 270°.

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B

Front

What is the range of angles for the 4th quadrant?

Back

The range of angles for the 4th quadrant is from 270° to 360°.

Tags

CCSS.HSG.CO.A.1

CCSS.4.MD.C.5B