Simplifying/Verifying Trig Identities

Simplifying/Verifying Trig Identities

Assessment

Flashcard

Mathematics

10th - 12th Grade

Practice Problem

Hard

CCSS
HSF.TF.C.8, HSF.TF.A.2, HSF.TF.A.4

+1

Standards-aligned

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Wayground Content

Used 2+ times

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16 questions

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1.

FLASHCARD QUESTION

Front

What is the Pythagorean identity for sine and cosine?

Back

sin²θ + cos²θ = 1

Tags

CCSS.HSF.TF.C.8

2.

FLASHCARD QUESTION

Front

Define tangent in terms of sine and cosine.

Back

tanθ = sinθ / cosθ

Tags

CCSS.HSF.TF.A.2

3.

FLASHCARD QUESTION

Front

What is the reciprocal identity for sine?

Back

cscθ = 1/sinθ

Tags

CCSS.HSF.TF.A.4

4.

FLASHCARD QUESTION

Front

What is the reciprocal identity for cosine?

Back

secθ = 1/cosθ

Tags

CCSS.HSF.TF.C.8

5.

FLASHCARD QUESTION

Front

What is the reciprocal identity for tangent?

Back

cotθ = 1/tanθ

Tags

CCSS.HSF.TF.A.4

6.

FLASHCARD QUESTION

Front

If sinθ = 3/5 and θ is in Quadrant II, what is cosθ?

Back

cosθ = -4/5

Tags

CCSS.HSF.TF.C.8

7.

FLASHCARD QUESTION

Front

If sinθ = 3/5 and θ is in Quadrant II, what is tanθ?

Back

tanθ = -3/4

Tags

CCSS.HSF.TF.C.8

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