$$$\cos{\left(45^{\circ} \right)}$$$

The calculator will find the cosine of $$$45$$$ degrees.

Find $$$\cos{\left(45^{\circ} \right)}$$$.

$$$\cos{\left(45^{\circ} \right)} = \cos{\left(\frac{\pi}{4} \right)} = \frac{\sqrt{2}}{2}\approx 0.707106781186548$$$A

For graph, see the graphing calculator.

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