SOLUTION: A cyclic quadrilateral ABCD AB=5cm,BC=4cm,CD=3cm,DA=6cm.find BD and angle B?

Algebra ->  Finance -> SOLUTION: A cyclic quadrilateral ABCD AB=5cm,BC=4cm,CD=3cm,DA=6cm.find BD and angle B?      Log On


   

Question 884309: A cyclic quadrilateral ABCD AB=5cm,BC=4cm,CD=3cm,DA=6cm.find BD and angle B?
Answer by Edwin McCravy(20060) About Me  (Show Source):
You can put this solution on YOUR website!


Next we can use Ptolemy's theorem: 
The product of the two diagonals of a cyclic 
quadrilateral is equal to the sum of the 
products of opposite sides.



Edwin