I need help with my math please

Is the point (0, 8) on the x-axis or y-axis? how do you know?

Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv

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