PreCalc Unit 2 Assessment 1

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12 Terms

1
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sin

y/r

2
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cos

x/r

3
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tan

y/x

4
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cot

x/y

5
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csc

r/y

6
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sec

r/x

7
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sec²θ = 1+ ____

tan²θ

8
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cos²θ+____=1

sin²θ

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1+_____=csc²θ

cot²θ

10
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What is the reciprocal of sin θ?

1/csc θ

11
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What is the reciprocal of cos θ?

1/sec θ

12
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What is the reciprocal of tan θ?

1/cot θ