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Daniel Math Academy · Grade 6 Math

Interior Angles of Polygons

Skill S.4 · Triangles & polygons · ★★☆ Medium

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Count the sides. Use (n − 2) × 180° for the sum of the interior angles.

1. 1
   Regular polygon. Each interior angle: 
2. 2
   Sum of the interior angles: 
3. 3
   Regular polygon. Each interior angle: 
4. 4
   Sum of the interior angles: 
5. 5
   Sum of the interior angles: 
6. 6
   Sum of the interior angles: 
7. 7
   Sum of the interior angles: 
8. 8
   Sum of the interior angles: 

Daniel Math Academy · Grade 6 Math

Answer Key

S.4 Interior Angles of Polygons · ★★☆ Medium

1. 1$120^{\circ }$
2. 2$540^{\circ }$
3. 3$90^{\circ }$
4. 4$360^{\circ }$
5. 5$720^{\circ }$
6. 6$540^{\circ }$
7. 7$1,080^{\circ }$
8. 8$1,080^{\circ }$