Knowing the Unit Circle

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CCSS.HSF.TF.A.2

• I

• II

• III

• IV

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CCSS.HSF.TF.A.2

What is the radius of a unit circle?

• 1

• 2

• 0

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CCSS.HSF.TF.A.2

Select ALL that apply: Which of the following is a point on the unit circle?

• (1, 1)

• (-1, 0)

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CCSS.HSF.TF.A.2

• (0, 1)

• (1, 0)

• (0, -1)

• (-1, 0)

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CCSS.HSF.TF.A.2

When drawing a right triangle from any point on the unit circle to the x-axis, the hypotenuse is equal to one.

• True

• False

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CCSS.HSF.TF.A.2

How many degrees would be in one quadrant of a circle?

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CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Name the angle indicated by the graph in both degrees and radians.

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CCSS.HSF.TF.A.2

• I

• II

• III

• IV

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CCSS.HSF.TF.A.2

Identify the positive angle in both degrees and radians that represent point L.

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CCSS.HSF.TF.A.2