In an isosceles triangle ABC, with AB =AC, the bisectors of `angleB` and `angleC` intersect each other at 'O'. Join A to O. AO bisects `angleA`

In an isosceles triangle ABC, with AB=AC, the bisectors of /_B and /_C intersect each other at O. Join A to O. Show that: OB=OC

In an isosceles triangle ABC, with AB = AC, the bisectors of /_ B and /_ C intersect each other at O. Join A to O. Show that : (i) OB = OC (ii) AO bisects /_A

The inverse of "if in a triangle ABC, AB = AC then angleB = angleC " is

The converse of "if in a triangle ABC, AB = AC then angleB = angle C " is

In an isosceles triangle ABC with AB = AC, D and E are points on BC such that BE = CD (see figure) Show that AD = AE

ABC is an isosceles triangle in which AB = AC. AD bisects exterior angle QAC and CD "||" BA as shown in the figure. Show that (i) angleDAC = angleBCA (ii) ABCD is a parallelogram

The contrapositive of "if in a triangle ABC, AB = AC then angleB = angleC " is

The inverse of "if in a triangle ABC, AB gt AC then angleC gt angleB " is

If a quadrilateral ABCD, the bisector of angleC angleD intersect at O. Prove that angleCOD=(1)/(2)(angleA+angleB)

The converse of "if in a triangle ABC, AB gt AC then angleC gt angleB " is