Question

given: ab = bc
prove: b is the midpoint of ac.
ab = bc given
ab = bc def of ≅ segs
b is the midpoint of ac def of midpt
what is the format of this proof?
o two - column proof
o one - paragraph proof
o flowchart proof
o two - paragraph proof

Explanation:

The proof is presented in a format with statements on the left - hand side and their corresponding reasons on the right - hand side, which is characteristic of a two - column proof.

Answer:

A. two - column proof