Can someone please help me ASAP and the explanation

What is the distance between the points 4,10 and -3,-14 on the coordinate plane

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.