In figure, `DE || AB and BD || BEF.` Prove that `DC^2=CF xx AC`

It is given figure, AB||DE|| and BD||EF . Prove that DC^(2)=CFxxAC .

In the given figure, AB||DE" and "BD||EF . Prove that DC^(2)= CF xx AC .

In the given figure DE || AC and (BE)/(EC)=(BC)/(CP) . Prove that DC || AP.

In the adjoining figure, AB = AC and BD = DC. Prove that /_\ ADB = /_\ ADC and hence show that (i) /_ ADB = /_ ADC = 90^(@) , (ii) /_ BAD = /_ CAD .

In the given figure, AB = AC and AD = AE. Prove that: BD = CE

In the following figure, AB||FD, AC||GE and BD = CE . Prove that : (i) BG=DF (ii) CF=EG

In the following figure, DE||AC and DC||AP. Prove that : (BE)/(EC) = (BC)/(CP)

In the given figure DE||AC and DC||AP. Prove that (BE)/(EC) = (BC)/(CP)

In Figure DE|AC and DC| ap.Prove that (BE)/(EC)=(BC)/(CP)

In Figure,AB=AC and DB=DC .Prove that /_ABD=/_ACD