Radians & Degrees

Front

How many radians does a circle have?

Back

2π radians

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Front

Convert π radians to degrees.

Back

180°

Tags

CCSS.HSF.TF.A.1

Front

What is 10° in radians?

Back

π/18

Tags

CCSS.HSF.TF.A.1

Front

Convert 100° to radians.

Back

5π/9

Tags

CCSS.HSF.TF.A.1

Front

What direction do negative angles rotate?

Back

clockwise ("down")

Front

What is the relationship between degrees and radians?

Back

Degrees can be converted to radians by multiplying by π/180.

Tags

CCSS.HSF.TF.A.1

Front

What is the radian measure of a right angle?

Back

π/2 radians

Tags

CCSS.HSF.TF.A.1

Front

How do you convert radians to degrees?

Back

Multiply the radian measure by 180/π.

Tags

CCSS.HSF.TF.A.1

Front

What is the radian measure of a full circle?

Back

2π radians

Tags

CCSS.HSF.TF.A.1

Front

What is the degree measure of π/4 radians?

Back

45°

Tags

CCSS.HSF.TF.A.1