Exterior Angles of Polygons

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 $20^{\circ }$: sides = 
2. 2
   Exterior $40^{\circ }$: sides = 
3. 3
   Exterior $18^{\circ }$: sides = 
4. 4
   Dodecagon: exterior angle = 
5. 5
   Exterior $72^{\circ }$: sides = 
6. 6
   Square: exterior angle = 
7. 7
   Pentagon: exterior angle = 
8. 8
   Nonagon: exterior angle = 
9. 9
   Triangle: exterior angle = 
10. 10
    Exterior $90^{\circ }$: sides = 

Daniel Math Academy · Grade 8 Math

Answer Key

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

1. 118
2. 29
3. 320
4. 4$30^{\circ }$
5. 55
6. 6$90^{\circ }$
7. 7$72^{\circ }$
8. 8$40^{\circ }$
9. 9$120^{\circ }$
10. 104