# 3. In Fig 7.16, $AC=BD$  and $AD=BC.$. Which of the following statements is meaningfully written?     $(i) \Delta ABC\cong \Delta ABD$            $(ii) \Delta ABC\cong \Delta BAD$

P Pankaj Sanodiya

Given,

$AC=BD$  and

$AD=BC.$.

AB = AB ( common side )

So By SSS congruency rule,

$\Delta ABC\cong \Delta BAD$.

So this statement is meaningfully written as all given criterions are satisfied in this.

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