If the bisector of the vertical angle of a triangle bisects the base, prove that the triangle isisosceles. Given A ABC in which AD is the bisector of which meets BC in D such that BD= DCclass 9th

If the bisector of the vertical angle of a triangle bisects the base,

1.	If the bisector of the vertical angle of a triangle bisects the base, prove that the triangle isisosceles. Given A ABC in which AD is the bisector of which meets BC in D such that BD= DCclass 9th
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If the bisector of the vertical angle of a triangle bisects the base, prove that the triangle isisosceles. Given A ABC in which AD is the bisector of which meets BC in D such that BD= DCclass 9th​

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If the bisector of the vertical angle of a triangle bisects the base, prove that the triangle isisosceles. Given A ABC in which AD is the bisector of which meets BC in D such that BD= DCclass 9th