Get premium membership and access revision papers with marking schemes, video lessons and live classes.
In quadrilateral ABCD, #angle#ADC = 115°, #angle#ACB = 40°, #angle#DBC = 35° and #angle#BAC = 75°. Show that A, B, C, D are concyclic. Hence, find:
(a) #angle#DAC.
(b) #angle#DCA.
(c) #angle#BDC.