Lance's polygon cossword.

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Across
  1. 5. has equal adjacent sides and one pair of congruent opposite angles.
  2. 7. a triangle with one right angle.
  3. 8. has four right angles two sets of lines that are the same length.
  4. 10. no sides are the same length.
Down
  1. 1. a triangle with one obtuse angle.
  2. 2. a triangle with three acute angles
  3. 3. has two sets sets of opposite parallel lines that are the same length.
  4. 4. has four right angles and two pairs of opposite parallel lines.
  5. 6. has four equal sides and equal opposite angles.
  6. 9. has one pair of parallel opposite sides.