2-D Shapes

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Across
  1. 1. How many sides does a square have?
  2. 3. A shape with only one side.
  3. 4. A shape that has four sides with all sides being the same length
  4. 5. A shape that has three sides.
Down
  1. 2. A shape with four sides, but not all sides are the same length
  2. 5. How many angles does a triangle have?