A student writes the statement BEA DEC to help prove the triangles are congruent. What reason should the student give? (1 point) Responses Given Given Angles cut by a bisector are congruent. Angles cut by a bisector are congruent. Base angles of an isosceles triangle are congruent. Base angles of an isosceles triangle are congruent. Vertical angles are congruent.
1 answer
The student should give the reason "Base angles of an isosceles triangle are congruent."