011-40705070  or  
Call me
Download our Mobile App
Select Board & Class
  • Select Board
  • Select Class

what is cyclic quadrilateral ? please explain it clearly .

Asked by Ashwabh , on 14/6/13

BEST ANSWER Certified by MeritNation Expert  

Definition of Cyclic Quadrilateral

  • If a quadrilateral has all of its vertices lying on a circle, then it is known as a Cyclic Quadrilateral.

More about Cyclic Quadrilateral

  • In a cyclic quadrilateral:
      1. Opposite angles are supplementary.
      2. Exterior angles are equal to the opposite interior angles. 
      3. The product of the two diagonals is equal to the sum of the products of opposite sides.

Example of Cyclic Quadrilateral

Posted by Rishabh Tripathi(KENDRIYA VIDYALAYA) on 14/6/13

This conversation is already closed by Expert

View More

View More Answer

A quadrilateral is called a cyclic quadrilateral if its all vertices lie on a circle.

The opposite angles of a cyclic quadrilateral are supplementary.

Here, quadrilateral ABCD is cyclic.

Also,  A +  C = 180°

and,  B +  D = 180°.

Posted by Ayushi Sharma(M.G.M. SR SEC SCHOOL) on 9/3/13

Show More Questions