What is the value of sin(30º)?

The value of sin(30º) is $$\frac{1}{2}$$ .

What is the value of cos(60º)?

The value of cos(60º) is $$\frac{1}{2}$$ .

What is the value of tan(45º)?

The value of tan(45º) is $$1$$ .

What is the value of sin(90º)?

The value of sin(90º) is $$1$$ .

What is the value of cos(0º)?

The value of cos(0º) is $$1$$ .

What is the value of sin(0º)?

The value of sin(0º) is $$0$$ .

What is the value of cos(90º)?

The value of cos(90º) is $$0$$ .

What is the value of tan(0º)?

The value of tan(0º) is $$0$$ .

What is the relationship between sine and cosine?

The relationship is given by: $$\text{sin}(A) = \text{cos}(90º - A)$$ .

Sum and Difference Formulas Flashcards

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16 questions

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1.

FLASHCARD QUESTION

Front

What is the sum formula for sine?

Back

Tags

CCSS.HSF.TF.C.9

2.

FLASHCARD QUESTION

Front

What is the difference formula for sine?

Back

Tags

CCSS.HSF.TF.C.9

3.

FLASHCARD QUESTION

Front

What is the sum formula for cosine?

Back

Tags

CCSS.HSF.TF.C.9

4.

FLASHCARD QUESTION

Front

What is the difference formula for cosine?

Back

Tags

CCSS.HSF.TF.C.9

5.

FLASHCARD QUESTION

Front

How do you find the exact value of sin 105º using sum formulas?

Back

Tags

CCSS.HSF.TF.C.9

6.

FLASHCARD QUESTION

Front

What is the exact value of cos(75º) using difference formulas?

Back

Tags

CCSS.HSF.TF.C.9

7.

FLASHCARD QUESTION

Front

What is the exact value of tan(π/6 + π/3)?

Back

Tags

CCSS.HSF.TF.C.9

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