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18 November, 03:25

What is the value of x? ° an irregular pentagon. The interior angles of the pentagon measure x degrees, 131 degrees, 108 degrees, 107 degrees, and 110 degrees.

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  1. 18 November, 03:32
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    Interior Angle Sum = 180 (n - 2)

    pentagon has 5 sides so let n = 5. Sum = 180 (5 - 2) = 180 (3) = 540

    x + 131 + 108 + 107 + 110 = 540

    x + 456 = 540

    x = 84

    Answer: 84°
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