Answer:
correct answer -The base angles are congruent.
not correct -All three angles are congruent.
correct answer - The two sides opposite the base angles are congruent.
not correct -All three sides are congruent.
correct answer -The bisector of the vertex angle is the perpendicular bisector of the base.
Step-by-step explanation: just did the assignment and got it wrong but heres the correct answers .