Find the equation of a circle that has a diameter with the endpoints given by the points

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

What is the range for 31,39,29,34,37,24,36,33,34,28

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq