Write a two column proof for the following conjecture. Statements and reasons
Given: parallelogram ABCD
Prove:
The image is a rhombus, the left side from top to bottom point is D and C. From the right side is A and B.

Information is given(reasons are in the parenthesis)

Angle A and angle B are supplementary. Angle B and Angle C are supplementary (given)

DC is parallel to AB (consecutive interior angles are supplementary )
BC is parallel to AD (consecutive interior angles are supplementary)

ABCD is a parallelogram (definition of parallelogram, has to pairs of parallel sides)

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Write a two column proof for the following conjecture. Statements and reasons Given: parallelogram ABCD Prove: The image is a rhombus, the left side from top to bottom point is D and C. From the right side is A and B.

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Write a two column proof for the following conjecture. Statements and reasons
Given: parallelogram ABCD
Prove:
The image is a rhombus, the left side from top to bottom point is D and C. From the right side is A and B.