Question

diagonal of parallelogram are parallel or no
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Answer 1

Answer:

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Step-by-step explanation:

The diagonals bisect each other. One pair of opposite sides is parallel and equal in length. Adjacent angles are supplementary. Each diagonal divides the quadrilateral into two congruent triangles.

Area: b × h (base × height); ab sin θ

Answer 2

Answer:

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The diagonals bisect each other. One pair of opposite sides is parallel and equal in length. Adjacent angles are supplementary. Each diagonal divides the quadrilateral into two congruent triangles.

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Area: b × h (base × height); ab sin θ (product of adjacent sides and sine of any vertex ...

Properties: convex

Edges and vertices:4