In an isosceles triangle ABC,AB=AC.Show that angles opposite to the equal sides are equal
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In an isosceles triangle ABC,AB=AC.
Angle A and Angle B are equal
Angle A and Angle B are equal
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First,draw the bisector of angle AD of ABC and then congruent it.By SAS congruency, ∆ABD =~∆ ACD and by cpct ang.C=B
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