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23 July, 22:22

The measure of each interior angle of a regular polygon is 156°. Find the number of sides.

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  1. 23 July, 22:46
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    15 sides

    Step-by-step explanation:

    Interior angle = {n - 2}{180/n}

    156 = {n - 2}{180/n}

    Cross multiply

    156n = {n - 2}180

    156n = 180n - 360

    180n - 156n = 360

    24n = 360

    n = 369/24

    n = 15
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