The longest chord a circle is ____.
Diameter
Radius
Point
Circumference
The diameter of the circle is the longest chord that passes through the center of the circle. Here, O is the center of the circle and AB is its diameter.
Is every diameter of circle a chord ? Name the longest chord . Is every chord if a circle also a diameter ?
Assertion: A diameter of a circle is the longest chord of the circle and all diameters have equal length.
Reason: Length of a diameter = radius.