Geometry Crossword Puzzle

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Across
  1. 3. The highest point or apex.
  2. 5. Having the same shape and size.
  3. 8. A transformation that preserves distance and angle measures, including rotations, translations, and reflections.
  4. 10. Part of the circumference of a circle
  5. 11. Lines that have equal slopes and never intersect.
  6. 12. The longest side of a right triangle
  7. 13. A line that touches exactly one point without crossing it
  8. 14. Where one half of a figure is mirror image of the other half
  9. 15. A line segment with both endpoints on the circumference of the circle
Down
  1. 1. Lines whose slopes are negative reciprocals of each other.
  2. 2. A portion of the circumfrence.
  3. 4. The amount of space inside of a 3D object
  4. 6. A quadrilateral with two pairs of opposite sides that are parallel.
  5. 7. The mass of a substance per unit volume.
  6. 9. The ratio by which every length in an original figure is multiplied to produce a scaled copy.