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Abcd is a quadrilateral in which angle a = 40 degrees and angle b = 150 degrees. could abcd be a parallelogram?
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Abcd is a quadrilateral in which angle a = 40 degrees and angle b = 150 degrees. could abcd be a parallelogram?

User Scott Davis
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1 Answer

3 votes
No.

Adjacent angles of a parallelogram are supplementary. Adacent angles "a" and "b" add to 190°, not 180°, so are not supplementary.
User Rublex
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