Level 2

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Across
  1. 2. A four-sided shape with 1 parallel side
  2. 4. A triangle with one right angle
  3. 5. A four-sided shape with one pair of parallel sides
  4. 7. A triangle with all sides the same length
  5. 8. A flat, closed shape with 3 straight sides
Down
  1. 1. A four-sided shape with two sets of opposite parallel sides
  2. 3. A triangle with two equal sides
  3. 6. A four-sided shape with all sides equal and all angles equal