Question

hey mate!!!
I need this 2 questions very urgently ⏩⏩⏩⏩
1.Proof that the opposite sides of a parallelogram are equal.
2.proof that opposite angels of a parallelogram are equal.
plllzzzz... .. .​

Answer 1

Answer:

Use the following, to PROVE a parallelogram: DEFINITION: A parallelogram is a quadrilateral with both pairs of opposite sides parallel. THEOREM: If a quadrilateral has 2 sets of opposite sides congruent, then it is a parallelogram.

Answer 2

Answer:

1.The opposite sides of a parallelogram are equal. To prove that AB = CD and AD = BC. Hence AB = CD and BC = AD (matching sides of congruent triangles).

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The opposite angles of a parallelogram are equal.

The opposite sides of a parallelogram are equal.

The diagonals of a parallelogram bisect each other.

2.To prove that the opposite angles of a parallelogram are equal. Therefore, the opposite angles of a parallelogram are equal. If one pair of opposite angles of a quadrilateral is equal then will it be a parallelogram? In a parallelogram, if all opposite sides are equal, then what angles will it have

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