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

• arc length

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

• Pythagorean Identity

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

• quadrantal angle

• the length of the curve formed by an arc

• radian measure

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

• radian

• an angle whose terminal sides lies on an axis

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