Finding Radians

What is 90° in radians?

• 1/2

• π/2

• 2/3

• 2π/3

Tags

CCSS.HSF.TF.A.1

What is the measure of the angle shown, in radians?

• π/2

• 3π/4

• 2π/5

• 3π/5

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

What is the measure of the angle shown, in radians?

• 3π/4

• π/2

• π

• 2π/3

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

The length of an arc is 18cm and the radius of the circle is 6cm. What is the radian measure of the central angle?

• 3 radian

• 2 radian

• 4 radian

• 2π radian

Tags

CCSS.HSF.TF.A.1

• A

• B

• C

• D

Tags

CCSS.HSG.C.B.5

Find the radian measure of the marked angle.

Tags

CCSS.HSF.TF.A.1

Tags

CCSS.HSG.C.B.5

A full rotation of a circle can be measured in how many radians?

• 180

• 360

• π

• 2π

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

What is 30° in radians?

• 1/6

• π/6

• 1/7

• π/7

Tags

CCSS.HSF.TF.A.1

A central angle measure 4.5 radians and has an arc of 35 inches. What is the radius of the circle?

• 7.78 inches

• 8.21 inches

• 157.5 inches

• 7 inches

Tags

CCSS.HSG.C.B.5