I need help with this answer . Please help . (This is timed!!)

Module 10 coordinate proof using slope and distance answers is quadrilateral abcd a parallelogram? explain how you know.

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling