2D Shapes

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Across
  1. 2. How many sides does a square have?
  2. 4. What shape is an exit sign?
  3. 5. Is an apple or a tree smaller?
  4. 6. What shape is a clock?
Down
  1. 1. What shape is a coat hanger?
  2. 3. What shape is a stop sign?
  3. 4. What does R stand for in ROY G BIV?