Mathematics for Class 7n the adjoining figure, AABC is an isosceles tr

1.	Mathematics for Class 7n the adjoining figure, AABC is an isosceles triangle in whicB AC. Also, D is a point such that BD CD. Prove that AD bisecA and LD
Answer» By similarity in triangle ABD and ABCAB=ACBD=BCAD=AD▲ABD~▲ACD =>angle BAD=angle CAD=>angleBDA=angleCDABY,SPST.SIMILAR PART OF SIMILAR TRIANGLE.

Mathematics for Class 7n the adjoining figure, AABC is an isosceles triangle in whicB AC. Also, D is a point such that BD CD. Prove that AD bisecA and LD

Answer»

By similarity in triangle ABD and ABCAB=ACBD=BCAD=AD▲ABD~▲ACD

=>angle BAD=angle CAD=>angleBDA=angleCDABY,SPST.SIMILAR PART OF SIMILAR TRIANGLE.