Crossoword Project

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Across
  1. 5. A figure formed by two rays that share a common endpoint.
  2. 6. A point where two or more lines meet.
  3. 10. A triangle with all three sides of equal length.
  4. 14. A polygon with four sides.
  5. 15. An angle that measures less than 90 degrees.
  6. 16. Lines that intersect at a right angle (90 degrees).
  7. 17. A polygon with three sides and three angles.
  8. 18. The longest side of a right triangle, opposite the right angle.
Down
  1. 1. Figures that have the same shape but not necessarily the same size.
  2. 2. A closed figure formed by three or more straight sides.
  3. 3. A straight line passing through the center of a circle, connecting two points on its edge.
  4. 4. The amount of space inside a two-dimensional shape, measured in square units.
  5. 6. A triangle with at least two equal sides.
  6. 7. Lines that run in the same direction and never meet.
  7. 8. A quadrilateral with four equal sides and four right angles.
  8. 9. An angle that measures more than 90 degrees but less than 180 degrees
  9. 11. The amount of space occupied by a three-dimensional object, measured in cubic units.
  10. 12. A round shape with all points equidistant from the center.
  11. 13. The distance from the center of a circle to any point on its circumference.
  12. 15. Figures that have the same shape and size.