Given the figure, find
- ∠k
- ∠j
(a)
∠BCG
= 180° - 129°
= 51° (Angles on a straight line)
∠k = 51° (Alternate angles)
(b)
∠GFC
= 180° - 114°
= 66° (Angles on a straight line)
∠j
= 180° - 66° - 72°
= 42° (Angles sum of triangle)
Answer(s): (a) 51°; (b) 42°