Precalculus Ch 6 Review

Convert 280⁰ into radians.

• 5π/9

• 10π/9

• 14π/9

• 16π/9

Tags

CCSS.HSF.TF.A.1

Find the arc length if the angle is 150⁰ and the radius is 12 ft.

• 10π feet

• 20π feet

• 30π feet

• 60π feet

Tags

CCSS.HSG.C.B.5

Find the area of a sector with an angle of π/12 and a radius of 6 inches

• π/4 square inches

• π/2 square inches

• 5π square inches

• 3π/2 square inches

Tags

CCSS.HSG.C.B.5

Find the exact value of cos 150⁰.

• 1/2

• √3/2

• -1/2

• -√3/2

Tags

CCSS.HSF.TF.C.9

Find the exact value of csc 135⁰.

• 1

• √2/2

• √2

• 2

Tags

CCSS.HSF.TF.A.2

Find the exact value of tan 300⁰

• √3/3

• -√3/3

• -√3

• -1

Tags

CCSS.HSF.TF.A.2

Find (6 sin 210⁰ + 4 cos 180⁰).

• 1

• -7

• -1

• -3

Tags

CCSS.HSF.TF.C.9

Find (8 sec π/3 - 4 tan 5π/4).

• 12

• 16√3/3 - 4

• 16√3/3 + 4

• 20

Tags

CCSS.HSF.TF.C.9

Find tan (-30⁰).

• √3

• √3/3

• -√3

• -√3/3

Tags

CCSS.HSF.TF.A.2

Angle Α has the point (-1, -2) on its terminal side. Find cos A.

• -2√5/5

• -√5/5

• 2

• √5/2

Tags

CCSS.HSF.TF.A.2