Geometry crossword puzzle

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Across
  1. 1. a quadrilateral with all sides equal length
  2. 3. a number is added to x, the shape moves
  3. 7. 2 lines intercept the angles that lie on the opposite side of the intersection
  4. 9. a quadrilateral with four right angle
  5. 11. transformation that stays the same shape but multiplies its sides by a chosen factor
  6. 13. the outside or the outermost layer of the shape
  7. 15. the line bounding the circle
  8. 16. an exact position or location
Down
  1. 1. where 2 lines that are perpendicular come to form 90 degree angle
  2. 2. a quadrilateral with 4 right angles and 4 equal side lengths
  3. 4. used when your trying to find a side of a right angle
  4. 5. a quadrilateral with two pairs of consecutive, equal sides
  5. 6. a quadrilateral with two pairs of parallel sides
  6. 7. the amount of space the objects requires
  7. 8. a quadrilateral with one pair of parallel sides
  8. 10. a event that is likely to occur measured by a ratio
  9. 12. a line segment that passes through a circle then its halfed
  10. 14. a number is added to y, the shape moves