In this publication, we will consider what the radius described about and inscribed in the figure is. The information is accompanied by drawings for better understanding.
Content
Finding the radius
Circumscribed circle
Radius (R) the circumscribed circle about the ellipse is equal to the length of its semi-major axis (a),
Inscribed circle
Radius (r) the circle inscribed in the ellipse is equal to the length of its minor semiaxis (b),