14
QuizMultiple Choice

Isosceles Triangles

Question 14 • ISP ONLY: CCSS Math 1 S2 M1900XX

Consider the diagram and proof by contradiction.Given: △ABC with ∠B ≅ ∠CProve: AB ≅ AC

Question illustration
Answer
A
converse of the isosceles triangle theorem
B
substitution
C
definition of congruency
D
converse of the triangle parts relationship theorem