How we prove that the diagonal of parallelogram divided two equal tringle?
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Answer:By SAS Congruency.
Step-by-step explanation:
In the two triangles formed,
∠A=∠C (∵opposite angle of a parallelogram are equal)
AB=CD (∵opposite sides of a parallelogram are equal)
AD=BC
By SAS congruency,
Both triangles are congruent.
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