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Stdle #94 · classes · 2026-09-08

What does this Ruby snippet output?

A past puzzle — fully playable. 4 attempts, hints on wrong guesses.

Circle = Struct.new(:radius) do
  def area
    (Math::PI * radius ** 2).round(2)
  end
end
c = Circle.new(5)
puts c.area
Classes
4 attempts left

Answer & explanation