SOLUTION: Given: Quadrilateral ABCD is a parallelogram.
Angle C is a right angle.
Conclusion: Quadrilateral ABCD is a rectangle.
How will i prove this?
Algebra.Com
Question 578125: Given: Quadrilateral ABCD is a parallelogram.
Angle C is a right angle.
Conclusion: Quadrilateral ABCD is a rectangle.
How will i prove this?
Answer by ad_alta(240) (Show Source): You can put this solution on YOUR website!
If C is right, the angle opposite C is also right. Since the adjacent angles must sum to 180, the other angles are right as well. Thus, the parallelogram is a rectangle.
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