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Mathematics, 04.07.2019 20:00 rosarioemily580

What is cos 45°? a. \frac{1}{\sqrt{2}} b. 1 c. \frac{1}{5} d. \sqrt{2}

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What is cos 45°? a. [tex]\frac{1}{\sqrt{2}}[/tex] b. 1 c. [tex]\frac{1}{5}[/tex] d. [tex]\sqrt{2}[/...
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