Question

Solve the question if u can

Answer 1

HOLA

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$\frac{ad}{db} = \: \frac{ae}{ec} = \: de \: || \: bc \\ \\ angle \: ade \: = \: acb \\ \\ ade \: = \: abc \: ( \: corresponding \: \: angle \: ) \\ \\ so \: \: \: side \: ab \: = \: ac \\ \\ hence \: triangle \: abc \: is \: isoceles$
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HOPE U UNDERSTAND ☺☺☺☺