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Interior and exterior angles of polygons

8th grade (Year 9 in England) · 16 questions · Common Core: 8.G.A.5 · England: KS3 Geometry, GCSE Foundation Geometry

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Score/ 16

  1. Question 1

    What is each exterior angle of a regular polygon with 6 sides, in degrees?

    Answer

  2. Question 2

    What is the sum of the interior angles of a polygon with 9 sides, in degrees?

    Answer

  3. Question 3

    Each exterior angle of a regular polygon is 40°. How many sides does it have?

    Answer

  4. Question 4

    What is each interior angle of a regular polygon with 12 sides, in degrees?

    Answer

  5. Question 5

    What is the sum of the interior angles of a polygon with 12 sides, in degrees?

    Answer

  6. Question 6

    Each exterior angle of a regular polygon is 30°. How many sides does it have?

    Answer

  7. Question 7

    What is each interior angle of a regular polygon with 12 sides, in degrees?

    Answer

  8. Question 8

    What is the sum of the interior angles of a polygon with 10 sides, in degrees?

    Answer

  9. Question 9

    Each exterior angle of a regular polygon is 60°. How many sides does it have?

    Answer

  10. Question 10

    What is each exterior angle of a regular polygon with 9 sides, in degrees?

    Answer

  11. Question 11

    What is the sum of the interior angles of a polygon with 5 sides, in degrees?

    Answer

  12. Question 12

    Each exterior angle of a regular polygon is 20°. How many sides does it have?

    Answer

  13. Question 13

    What is each exterior angle of a regular polygon with 10 sides, in degrees?

    Answer

  14. Question 14

    What is the sum of the interior angles of a polygon with 6 sides, in degrees?

    Answer

  15. Question 15

    Each exterior angle of a regular polygon is 12°. How many sides does it have?

    Answer

  16. Question 16

    What is each exterior angle of a regular polygon with 9 sides, in degrees?

    Answer

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Answer key: Interior and exterior angles of polygons

  1. 1. 60

  2. 2. 1260

  3. 3. 9

  4. 4. 150

  5. 5. 1800

  6. 6. 12

  7. 7. 150

  8. 8. 1440

  9. 9. 6

  10. 10. 40

  11. 11. 540

  12. 12. 18

  13. 13. 36

  14. 14. 720

  15. 15. 30

  16. 16. 40