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Introduction to the Unit Circle

Authored by Anthony Clark

Mathematics

11th Grade

CCSS covered

Introduction to the Unit Circle
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The x value on the unit circle is defined by which function?

Tags

CCSS.HSF.TF.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The y value on the unit circle is defined by which function?

Tags

CCSS.HSF.TF.A.2

3.

OPEN ENDED QUESTION

1 min • 1 pt

Why do we want to think of trig functions instead of triangle trig when we start looking at the unit circle?

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Tags

CCSS.HSF.TF.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Tags

CCSS.HSF.TF.A.2

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

What is this jawnski called?

Tags

CCSS.HSF.TF.A.2

6.

MATCH QUESTION

1 min • 5 pts

Media Image

Match the following vocabulary related to the Unit Circle

radian measure

the ratio of the arc length formed by an angle divided by 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

radian

an angle whose terminal sides lies on an axis

quadrantal angle

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

arc length

the length of the curve formed by an arc

Tags

CCSS.HSF.TF.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the radius of a unit circle?

1

2

1/2

0

Tags

CCSS.HSF.TF.A.2

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