Unit Circle

Unit Circle

12th Grade

16 Qs

quiz-placeholder

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Unit Circle

Unit Circle

Assessment

Quiz

Mathematics

12th Grade

Hard

Created by

Anthony Clark

FREE Resource

16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Convert the following to degrees:
-8π/5 radians

-288⁰

-260⁰

-275⁰

2.

MATCH QUESTION

1 min • 5 pts

Media Image

Match the following vocabulary related to the Unit Circle

radian

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

radian measure

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

arc length

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

quadrantal angle

an angle whose terminal sides lies on an axis

Pythagorean Identity

the length of the curve formed by an arc

3.

LABELLING QUESTION

1 min • 3 pts

Now, for Quadrant I of the Unit Circle, please complete the coordinates before we move onto finish Degrees to Radians. Recall the importance of Desmos. Recall the importance of thinking in terms of two number lines intersecting at, "(0, 0)."

b
a
c

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Identify the Positive angle in both radians and degrees that represent point D.

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Identify the Positive angle in both radians and degrees that represent point I.

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image
What is tan 90°?
1
undefined
0
½

7.

MATCH QUESTION

1 min • 5 pts

Match the following basic trigonometry vocabulary with their definitions:

hypotenuse

description of positive and negative angles in standard position sharing the same terminal side

coterminal angles

the side of an angle at which rotation ends

unit circle

the position of an angle havin the vertex at the origin& the initial side along the positive x-axis

terminal side

the side of a right triangle opposite the right angle

standard position

a circle with a center at (0,0)

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