The angles of a cyclic quadrilateral ABCD are ∠A = (6x + 10)°, ∠B = (5x)°, ∠C = (x + y)° and ∠D = (3y – 10)°. Find x and y and hence the values of the four angles. ∠B = (5x)° ∠C = (x + y)° and ∠D = (3y – 10)°. Find x and y and hence the values of the four angles. The angles of a cyclic quadrilateral ABCD are ∠A = (6x + 10)° November 22, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Maths , NCERT Class 10 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related