Circle O has a center at (3,1) and a diameter of 10 units. Which point lies on circle O?

Write a G-code program for the counterclockwise arc with starting point (-40, -20), ending point (30, -90), and center at (80, 30), where units are in millimeters.

Find the exact distance between (5,3)and(2,8) . Find the coordinates of the midpoint of the line segment joining the two points.

Use the analytic method to decide what type of triangle is formed when the midpoints of the sides of an isosceles triangle are joined by line segments.