Question

Find the radius of the circle whose end points of diameter are (4, -5) and (-4, 1). *

Answer 1

Step-by-step explanation:

A radius is a line segment with one endpoint at the center of the circle and the other endpoint on the circle. ... A line segment that crosses the circle by passing through the center of the circle is called the diameter. The diameter twice the length of the radius. In the circle above AC is the diameter of the circle.