waecmaths question:

In the diagram PQ is parallel to RX, $\angle QPS=105{}^\circ $ and $\angle FEG=50{}^\circ $ .
Find the value of n
Option A:
40o
Option B:
55o
Option C:
75o
Option D:
130o
waecmaths solution:
$n=\angle EFG=75{}^\circ \text{ }\!\!\{\!\!\text{ Corresponding }\angle \text{s }\!\!\}\!\!\text{ }$
maths year:
maths topics:
