Unit Circle Trig

Unit Circle Trig

Assessment

Flashcard

Mathematics

10th - 12th Grade

Hard

CCSS
HSF.TF.A.2, 8.G.A.5, HSF.TF.A.4

+1

Standards-aligned

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the value of sin(π/2)?

Back

1

Tags

CCSS.HSF.TF.A.2

2.

FLASHCARD QUESTION

Front

What is the angle measure, in degrees, at the red marking on the unit circle?

Back

45°

Tags

CCSS.8.G.A.5

3.

FLASHCARD QUESTION

Front

What is the value of cos(π/4)?

Back

√2/2

Tags

CCSS.HSF.TF.A.2

4.

FLASHCARD QUESTION

Front

What is the value of cos(π)?

Back

-1

Tags

CCSS.HSF.TF.A.2

5.

FLASHCARD QUESTION

Front

Find cos(600°).

Back

-1/2

Tags

CCSS.HSF.TF.A.4

6.

FLASHCARD QUESTION

Front

Define the unit circle.

Back

A circle with a radius of 1 centered at the origin of a coordinate plane.

Tags

CCSS.HSF.TF.A.2

7.

FLASHCARD QUESTION

Front

What is the relationship between sine and cosine on the unit circle?

Back

sin(θ) = y-coordinate, cos(θ) = x-coordinate of the point on the unit circle.

Tags

CCSS.HSF.TF.A.2

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