Helppp Determine if each conclusion used inductive or deductive reasoning

The sum of the angle measures of a triangle is 180°. Two angles of a triangle measure 40°and 70°, so Katy concludes that the third angle measures 70°

All of the students in Henry's Geometry class are juniors. Alex takes Geometry, but has another teacher. Henry concludes that Alex is also a junior.

At Bell High School, students must take Biology before they take Chemistry. Sam is in Chemistry, so Maleah concludes that he has taken BIology

A detective learns that his main suspect was out of town the day of the crime. He concludes that the suspect is innocent.