Which line is longer, Line AB or line CD

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

Statement: if two points are given, then exactly one line can be drawn through those two points. which geometry term does the statement represent? defined term postulate theorem undefined term

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).