Q7 of 805 Page 17

Two opposite angles of a parallelogram are , and The measures of all its angles are

Property – Opposite angles of parallelogram are equal.


Therefore , 3x – 2 = 50 – x → 4x = 52


x = 13


Angles = 39 – 2 = 37 degree


Adjacent angle = 180 – 37 = 143 degree

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