Can u help me plz/

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

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?