In Exercises 25 to 28, write a formal proof of each theorem or corollary.
If the diagonals of a quadrilateral bisect each other, then the quadrilateral is a parallelogram.
To write:
A formal proof of the theorem ‘If the diagonals of a quadrilateral bisect each other, then the quadrilateral is a parallelogram”.
Formal proof,
Statement:
If the diagonals of a quadrilateral bisect each other, then the quadrilateral is a parallelogram.
Drawing:
Given:
ABCD is a quadrilateral with diagonals AC and BD which bisect at ‘
Prove:
ABCD is a parallelogram.
PROOF | |
Statements | Reasons |
1. ABCD is a quadrilateral with diagonals AC and BD which intersect at; |
1. Given |
2. |
2 |
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