In the figure, quadrilateral ABCD is circumscribing a circle with centre O and `ADbotAB`. If radius of incircle is 10cm, then the value of x is

In Figure, a quadrilateral ABCD is drawn to circumscribe a circle . Prove that AB+CD=BC+AD

A quadrilateral ABCD is drawn to circumscribe a circle.Prove that AB+CD=AD+BC

In Fig the quadrilateral ABCD circumscribes a circle with centre O. If angleAOB= 115^@ , then find angleAOB = 115^@ then find angleCOD .

In the given figure, quadrilateral ABCD is circumscribed, touching the circle at P, Q, R and S. If AP = 6 cm, BP = 5 cm, CQ = 3 cm and DR = 4 cm, then perimeter of quadrilateral ABCD is

In Fig.2, a quadrilateral ABCD is drawn to circumscribe a circle, with centre O, in such a way that the sides AB, BC, CD and DA touch the circle at the points P, Q, R and S respectively. Prove that AB + CD = BC + DA.

In figure, a quadrilateral ABCD is drawn to circumscribe a circle such that its sides AB, BC, CD and AD touch the circle at P, Q, R and S respectively. If AB = x cm, BC = 7 cm, CR = 3cm and AS = 5cm, then x = ______.

Quadrilateral ABCD is circumscribed to a circle. If AB=6cm , BC=7cm and CD=4cm then the length of AD is