Why would 5.787787778 be irrational

Find the midpoint of the segment with the given endpoint k(-4,4) and l(6,12)

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

What is the radical expression that is equivalent to the expression 27 1 over 5?