Study

G7 - Stage 9: Unit 2 - Angles

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  • Find the size of each interior angle of a regular polygon with 30 sides.
    168 degrees
  • Each interior angle of a regular polygon is 165 degrees. Find the number of sides.
    24 sides
  • Find the size of angle a
    120 degrees
  • Find the size of angle a
    132 degrees
  • Find the size of the exterior angles of this polygon
    45 degrees
  • Find the size of the interior angles of this regular polygon
    135 degrees
  • Find the number of sides of a regular polygon if each exterior angle is 24 degrees.
    15 sides
  • Find the size of angle a
    72 degrees
  • A dodecagon has 12 sides. Find the size of each interior angle of a regular dodecagon.
    150 degrees
  • Find the name of the regular polygon where the sum of the interior angles is three times the sum of the exterior angles.
    Octagon
  • Leanne measured the interior angle of a regular polygon as 160 degrees. How many sides does this polygon have?
    18 sides
  • The exterior angle of a regular polygon is 20 degrees. Find how many sides the polygon has.
    18 sides
  • Find the number of sides of a regular polygon if each exterior angle is 10 degrees.
    36 sides
  • Calculate the size of angle a.
    150 degrees
  • Find the sum of the interior angles of this polygon
    2340
  • Find the name of the regular polygon where the interior angle is equal to the exterior angle.
    Square
  • What is the sum of the exterior angles of a regular polygon?
    360 degrees
  • Find the size of the exterior angle of a regular nonagon.
    40 degrees
  • Find the size of the interior angles of this polygon
    150 degrees
  • The interior angle of a regular polygon is 150 degrees. Find how many sides the polygon has.
    12 sides
  • Which regular polygon that can tesselate has the most sides?
    Hexagon
  • Find the size of each exterior angle of a regular polygon with 30 sides.
    12 degrees
  • What is the name of a regular polygon that has an interior angle of 150 degrees?
    Dodecagon
  • Find the size of angle a
    24 degrees
  • Find the name of the regular polygon where the exterior angle is double the interior angle.
    Equilateral triangle
  • Name a specific non-regular polygon which can tesselate
    Any triangle, any quadrilateral
  • Find the size of angle a
    42 degrees
  • Find the difference between the size of an interior angle, and the size of an exterior angle, of this regular polygon
    120
  • What is it called when a shape can make a repeating pattern with no overlaps or gaps?
    Tessellate / Tessellating / Tessellation
  • Find the size of the interior angle of a regular nonagon.
    140 degrees