Fill in Unit Circle

What goes in the red square? (Use pi for π)

Tags

CCSS.HSF.TF.A.2

What goes in the red square? (Use pi for π)

Tags

CCSS.HSF.TF.A.2

What goes in the red square? Simplify your answer. (Use pi for π)

Tags

CCSS.HSF.TF.A.2

What goes in the red square? Simplify your answer. (Use pi for π)

Tags

CCSS.HSF.TF.A.2

Match the following vocabulary related to the Unit Circle

• radian

• an angle whose terminal sides lies on an axis

• Pythagorean Identity

• measure of a central angle of a circle that intercepts an arc = in length to the r of that circle

• arc length

• states that the square of the cosine of a given angle + the square of the sine of that angle = 1

• radian measure

• the length of the curve formed by an arc

• quadrantal angle

• the ratio of the arc length formed by an angle divided by the r of that circle

Tags

CCSS.HSF.TF.A.1

What is this jawnski called?

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CCSS.HSF.TF.A.2

What is the radius of a unit circle?

• 1

• 2

• 1/2

• 0

Tags

CCSS.HSF.TF.A.2

The unit circle has a radius length of...

• 0.5

• 1

• π

• 2π

Tags

CCSS.HSF.TF.A.2

What is the radius of the unit circle?

• 0

• 1

• 1/2

• √2/2

Tags

CCSS.HSF.TF.A.2

Which angle satisfies the equation cosx = 0? Select all that apply

• x = π/2

• x = π

• x = 240º

• x = 270º

Tags

CCSS.HSF.TF.B.7