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प्रश्न
In the following figure, ∠1 = ∠2 and ∠3 = ∠4.
- Is ∆ADC ≅ ∆ABC? Why ?
- Show that AD = AB and CD = CB.
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उत्तर
i. In ∆ADC and ∆ABC,
∠1 = ∠2 ...(Given)
AC = AC ...(Common)
∠3 = ∠4 ...(Given)
∴ ∆ADC = ∆ABC ...(ASA criterion)
ii. By using (i) part, we get
AD = AB ...(By C.P.C.T.)
And CD = CB ...(By C.P.C.T.)
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