1) Using the Line tool, draw line CD and line CE. Point D and E are points of tangency so you are drawing tangent lines.[br]2) Using the Segment tool, draw the radii to point D and E, the points of tangency. [br]3) Using the angle measurement tools and the Distance or Length tool, to investigate the quadrilateral you have just drawn. [br]4) Record what you have learned on the Note Sheet.