Geometry

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Across
  1. 6. angles that occur one right after the other.
  2. 9. A triangle that has two equal sides and two equal angles.
  3. 10. it is made up of adjacent sides that are equal in length.
  4. 13. / A flat shape with opposite sides parallel and equal in length.
  5. 14. lines that are at right angles to each other.
  6. 19. a pair of adjacent, supplementary angles.
  7. 20. two angles whose sum is 180°.
  8. 22. it has equal sides and every angle is a right angle.
  9. 23. equal in size and shape.
  10. 24. it means having all its sides of the same length.
Down
  1. 1. lines in a plane which do not meet.
  2. 2. two sides that occur one right after another and that share an endpoint.
  3. 3. ides directly opposite to each other.
  4. 4. a flat shape with four straight sides.
  5. 5. a segment connecting the midpoints of two sides of a triangle.
  6. 6. two angles whose sum is 90°.
  7. 7. points where two or more straight lines meet.
  8. 8. line that divides something into two equal parts.
  9. 11. a flat shape with opposite sides parallel and equal in length.
  10. 12. angles directly opposite to each other when two lines intersect in a plane.
  11. 15. a four-sided shape where every angle is a right angle.
  12. 16. line segments from one corner to another, but not the sides.
  13. 17. three or more points which all lie in the same plane.
  14. 18. a four-sided shape where all sides have equal length.
  15. 21. it means having equal angles.