What is the measure of angle a if the other angles of quadrilateral are given 123°, 67°, 82°, a.​

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What is the measure of angle a if the other angles of quadrilateral are given 123°, 67°, 82°, a.​

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Rose 1 month 2021-08-14T20:21:31+00:00 1 Answer 0 views 0

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    2021-08-14T20:23:10+00:00

    Measure of all angles of quadrilateral is equal to 360

    So,

    123+67+82+a =360

    272 +a = 360

    a = 360-272

    a = 88°

    So measure of angle a is 88°

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