SOLUTION: A quadrilateral has three right angles. Is the quadrilateral a parallelogram?
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Question 941030: A quadrilateral has three right angles. Is the quadrilateral a parallelogram?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Yes, the fourth angle is also a right angle and it's actually a rectangle and rectangles are parallelograms.
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