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Mathematics, 16.10.2019 05:50 britney9285

How do you evaluate cos(315°) without using a calculator. i know the answer is /2 (square root) over 2 but how do you get there?


How do you evaluate cos(315°) without using a calculator. i know the answer is /2 (square root) over

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How do you evaluate cos(315°) without using a calculator. i know the answer is /2 (square root) over...
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