If ABCD is a rhombus, show that each diagonal bisects the vertex angle through which it passes.
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AB≅CD opposite side of ll gram are cong.
BC≅AD
AC≅AC A live is congruent likes
ΔABC≅ΔADC [SSS]
∠1≅∠4 [cpct]
∠3≅∠2 [cpct]
and,
AB≅BC
ΔABC is isosceles
∠1≅∠3, ∠1≅∠2, ∠3≅∠4
AC bisects ∠BCD
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