Angles of Polygons? Geometry 1 Answer Martin C. Mar 26, 2018 In general: #n="number of angles or sides"# #n*180-360="sum of interior angles"# #n*180+360="sum of exterior angles"# #180-360/n="interior angle of regular polygon"# #180+360/n="exterior angle of regular polygon"# Answer link Related questions How do I determine the molecular shape of a molecule? What is the lewis structure for co2? What is the lewis structure for hcn? How is vsepr used to classify molecules? What are the units used for the ideal gas law? How does Charle's law relate to breathing? What is the ideal gas law constant? How do you calculate the ideal gas law constant? How do you find density in the ideal gas law? Does ideal gas law apply to liquids? Impact of this question 403 views around the world You can reuse this answer Creative Commons License