Respuesta :

Answer:

I'm not sure about this but, in an isosceles triangle, the base angles have the same degree measure and are congruent(equal)

Answer:

Two sides are equal and the angles opposite the equal. The equal sidea are indicated as equal using symbol "="

Step-by-step explanation:

AB= AC= 9cm and B=C= 70⁰

AB=AC if B=C

B=C if AB=AC