In parallelogram abcd, one way to prove that diagonals and bisect each other is to prove triangle axb congruent to triangle cxd. which triangle congruency theorem proves that the triangles are congruent?

If lmn=xyz, which congruences are true by cpctc? check all that apply

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your

Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer