In the middle of the city, there was a park ABCD in the form of a parallelogram form so that AB=CD AB || CD and AD=BC, AD || BC. Municipality converted this park into a rectangular form by adding land in the form of APD and BCQ.
Given that ADP=x, DAP=m, CBQ=y and BCQ=n.
(i) What is the value of angle x ?
(ii) triangle ABC and triangle ADC are congruent by which criteria ?
(iii) What is the value of angle m?
