in a parallelogram ABCd,if angle D=155, then write the measure of angie A?

Asked by bharathkumar | 14th Nov, 2013, 10:42: AM

Expert Answer:

We know that adjacent angles of a parallelogram are supplementary.
Therefore,
angle A + angle D = 180o
angle A + 155o = 180o
angle A = 180o - 155o = 25o

Answered by  | 14th Nov, 2013, 10:57: AM

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