The figure shows a rectangle JKLM. ∠JMN = 58° and ∠KML = 40°. Find
- ∠KMN
- ∠JKM
(a)
∠KMN
= 58° + 40° - 90°
= 8° (Overlapping angles)
(b)
∠JMK
= 58° - 8°
= 50° (Overlapping angles)
∠JKM
= 180° - 90° - 50°
= 40° (Angles sum of triangle)
Answer(s): (a) 8°; (b) 40°