Unit 1 Geometry

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Across
  1. 5. a triangle with angles each measuring less than 90 degrees
  2. 6. a line that intersects two other lines in different points
  3. 9. a quadrilateral with two pairs of parallel opposite sides
  4. 11. the distance around a circle
  5. 12. a triangle with one angle measuring 90 degrees
  6. 13. two angles whose sum is 90 degrees
Down
  1. 1. a triangle with one angle larger than 90 degrees
  2. 2. a type of angle formed by intersecting lines
  3. 3. a triangle with no congruent sides
  4. 4. a parallelogram with four right angles
  5. 7. two angles whose sum is 180 degrees
  6. 8. a quadrilateral with exactly one pair of parallel sides
  7. 10. a parallelogram with four right angles and four congruent sides