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How to solve this without a calculator
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16 votes
How to solve this without a calculator

How to solve this without a calculator-example-1
User Julien Boulay
by
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1 Answer

7 votes

Answer:

Unit Circle

Step-by-step explanation:

You can memorize the values of sin/cos/tan by memorizing the unit circle values. The answer to this problem is c.

User Ahj
by
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