Assertion: circle's side | /r/HasProperty | a diameter of the circle
Facets:
Source sentences:
text: Conversely, if one side of an inscribed triangle is a diameter of the circle, then the triangle is a right triangle and the angle opposite the diameter is the right angle.
text: The vertical side of this rectangle is the radius of the circle and the length of the side is half of the circumference (so, 2πR).