in a figure of triangle ABC ,AD is the perpendicular bisector of side BC. Triangle ABC is what type triangle?and in a figure D is the midpoint of BC of triangle ABC.DM and DN are the perpendiculars on AB and AC respectively and DM=DN,the…

in a figure of triangle ABC ,AD is the perpendicular bisector of side BC. Triangle ABC is what type triangle?

and

in a figure D is the midpoint of BC of triangle ABC.DM and DN are the perpendiculars on AB and AC respectively and

DM=DN,then ABC is what type of triangle?