LMNP and FGHN are rhombuses. Find ∠FKM.
∠FMP
= (180° - 120°) ÷ 2
= 30° (Isosceles triangle)
∠HGJ
= 180° - 90° - 13°
= 77° (Angles sum of triangle)
∠NFM = ∠HGJ
= 77° (Corresponding angles)
∠FKM
= 180° - 77° - 30°
= 73° (Angles sum of triangle)
Answer(s): 73°