The figure shows a rectangle FGHJ. ∠FJK = 55° and ∠GJH = 43°. Find
- ∠GJK
- ∠FGJ
(a)
∠GJK
= 55° + 43° - 90°
= 8° (Overlapping angles)
(b)
∠FJG
= 55° - 8°
= 47° (Overlapping angles)
∠FGJ
= 180° - 90° - 47°
= 43° (Angles sum of triangle)
Answer(s): (a) 8°; (b) 43°