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Interior angles of a polygon

Quiz by Oak National Academy: KS3 Maths (2)

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6 questions
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  • Q1
    A pentadecagon has 15 sides. The minimum number of triangles that it could be split into is ______.
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    30s
  • Q2
    An octadecagon has 18 sides. Which calculation would find the sum of its interior angles?
    18 \times 180
    16 \times 180
    20 \times 180
    30s
  • Q3
    The interior angles in the hexagon sum to ______°.
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    30s
  • Q4
    The interior angles of a pentagon sum to ______°.
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    30s
  • Q5
    The size of the angle x° is ______°.
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    30s
  • Q6
    The size of the angle x° is ______°.
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    30s

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