7. If bisectors of ∠A and ∠B of a quadrilateral ABCD intersect each other at P, of ∠B and ∠C at Q, of ∠C and ∠D at R and of ∠D and ∠A at S, then PQRS is a 7. If bisectors of ∠A and ∠B of a quadrilateral ABCD intersect each other at P of ∠B and ∠C at Q of ∠C and ∠D at R and of ∠D and ∠A at S then PQRS is a June 30, 2021 Category: Chapter 8 - Quadrilaterals , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related