Set G grade 7 words

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Across
  1. 1. pyramid a pyramid with a square base
  2. 5. a closed figure formed by 3 or more line segments
  3. 8. four sided figure with 2 sets of of parallel lines and 4 right angles
  4. 10. a triangle with all sides congruent and all angles are 60
  5. 11. a triangle with 2 congruent sides and 2 congruent angles
  6. 12. a triangle with one 90 degree angle
Down
  1. 1. a triangle with 3 different side lengths
  2. 2. a triangle where all angles are less than 90 degrees
  3. 3. 2 adjacent angles that form 180 degrees or a line
  4. 4. area the sum of all the faces of a solid
  5. 6. a quadrilateral with both pairs of opposite sides parallel
  6. 7. a quadrilateral with only 1 pair of parallel sides
  7. 9. a triangle with an obtuse angle and 2 acute angles