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A windmill toy has identical blades equally spaced. When it spins, it shows an identical view exactly 5 times in one full turn.
What is the angle, in degrees, between two consecutive blades?

Class 7Rotational SymmetryGeometry
  • A65
  • B144
  • C72
  • D79

Step-by-Step Solution

5 identical views in a full turn means order 5, so the angle between blades = 360°/5 = 72°.
Answer: C) 72

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