Try some yourself
Question 1
Find γ and δ in the following diagrams produced by a ship's navigator.


Answer
(a) γ = 180° − 90° − 60° = 30°.
(b) δ = 360° − 130° − 60° − 60° = 110°.
OpenLearn - Geometry Except for third party materials and otherwise, this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence, full copyright detail can be found in the acknowledgements section. Please see full copyright statement for details.