Which best describes the meaning of the term theorem?

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

Triangle xyz, with vertices x(-2, 0), y(-2, -1), and z(-5, -2), undergoes a transformation to form triangle x? y? z? , with vertices x? (4, -2), y? (4, -3), and z? (1, -4). the type of transformation that triangle xyz undergoes is a . triangle x? y? z? then undergoes a transformation to form triangle x? y? z? , with vertices x? (4, 2), y? (4, 3), and z? (1, 4). the type of transformation that triangle x? y? z? undergoes is a .

Cd is the perpendicular bisector of both xy and st, and cy=20. find xy.