Lesson 6.2-6.3 Trig Quiz Review(Exact Values, Simplifying Exp.)

tan 210°

Tags

CCSS.HSF.TF.A.2

• 1/2

• -1

• 1

Tags

CCSS.HSF.TF.A.2

Simplify

• sin²θ
• cosθ
• tanθ
• 1- sin²θ

Simplify

• -1
• sin θ
• csc θ
• 1

Simplify

• csc²θ
• sec²θ
• cscθ
• 1

tan x =

• sinx/cos x

• cosx/sinx

• 1/cotx

• sec²x

Tags

CCSS.HSF.TF.C.8

sec²(x) - tan²(x)

• tan(x)

• 1

• -sin(x)

• -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

Find the arc length.

• 3π/4 ft

• 39π/4 ft

• 13π/4 ft

• 4π/13 ft

Tags

CCSS.HSG.C.B.5

Calculate the length of an arc with radius 15 cm and central angle of 30°.

• 450 cm
• 5π/2 cm or ≈ 7.9 cm
• 225 cm
• 5π/4 cm or ≈ 3.9 cm

Tags

CCSS.HSG.C.B.5