C. Determine if the statement suggests undefined term, defined term, axlom/postulate, theorem.

_____1.Money can't buy happiness.
_____2. Things that coincide with one another are equal to one another.
_____3. Collinear points are points on the same line.
_____4. The sum of the measures of the 3 interior angles of a triangle is 180°.
_____5. Margie supports her answer with a statement that includes ideas about planes. _____6. O is a natural number.
_____7. In his two-column proof, he was able to prove that the statement is true.
_____8. Margie uses the GPS of her android phone to locate Gaisano Capital Danao while on her way there. The GPS shows a red dot. to represent the location of Gaisano Capital Danao. _____9. If two angles are complementary to the same angle (or to congruent angles) then the two angles are congruent.
_____10. A triangle is a 3-sided plane figure whose sides are formed by 3 line segments. ​