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Daniel Math Academy · Grade 8 Math

Exterior Angles of Polygons

Skill J.3 · Triangle & polygon angles · ★★☆ Medium

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All polygons are regular.

1. 1
   Exterior $40^{\circ }$: sides = 
2. 2
   Square: exterior angle = 
3. 3
   Exterior $60^{\circ }$: sides = 
4. 4
   Hexagon: exterior angle = 
5. 5
   Decagon: exterior angle = 
6. 6
   Pentagon: exterior angle = 
7. 7
   Triangle: exterior angle = 
8. 8
   Exterior $120^{\circ }$: sides = 
9. 9
   Octagon: exterior angle = 
10. 10
    Exterior $72^{\circ }$: sides = 

Daniel Math Academy · Grade 8 Math

Answer Key

J.3 Exterior Angles of Polygons · ★★☆ Medium

1. 19
2. 2$90^{\circ }$
3. 36
4. 4$60^{\circ }$
5. 5$36^{\circ }$
6. 6$72^{\circ }$
7. 7$120^{\circ }$
8. 83
9. 9$45^{\circ }$
10. 105