MYP3 Unit3 AE VocabReview

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Across
  1. 3. A closed shape with three or more straight sides.
  2. 4. A --- figure is a shape made up of two or more simple geometric figures.
  3. 5. The space between two intersecting lines or surfaces.
  4. 9. A triangle in which all three sides have different length.
  5. 10. A quadrilateral with four sides of equal length and opposite sides parallel.
  6. 13. A triangle with at least two sides of equal length.
  7. 15. --- lines in a plane never meet, no matter how far they are extended.
  8. 16. A quadrilateral with four right angles and opposite sides of equal length.
  9. 18. An angle inside a polygon formed by two adjacent sides.
  10. 19. A quadrilateral with at least one pair of parallel sides.
  11. 23. The perimeter (or boundary 'line') of a circle.
  12. 28. Using the rules and symbols of algebra to solve or express a mathematical problem.
  13. 29. A straight line passing from one side of a circle to the other through the center.
  14. 31. An angle that is greater than 180 degrees but less than 360 degrees.
  15. 34. A polygon with three sides.
  16. 35. A line segment that connects two non-adjacent vertices in a polygon.
  17. 36. The amount of space inside a 2D shape, measured in square units.
  18. 37. A set of points equidistant (having the same distance) from a fixed center point.
Down
  1. 1. The longest side of a right-angled triangle, opposite the right angle.
  2. 2. --- angles are two angles whose sum is 90 degrees.
  3. 6. An --- triangle is one where all three sides are of equal length.
  4. 7. A quadrilateral with four equal sides and four right angles.
  5. 8. ---ling means assigning names/letters/symbols to points, lines, shapes, or angles in a diagram to make them easier to reference and discuss.
  6. 11. Verify whether a rule works for a variety of values.
  7. 12. A point where two or more lines or edges meet in a shape.
  8. 14. A line --- is a part of a line that has two endpoints.
  9. 15. A quadrilateral with opposite sides that are both parallel and equal in length.
  10. 16. A --- polygon is one where all sides are of equal length and all angles are of equal measure.
  11. 17. A polygon with four sides.
  12. 20. --- lines intersect to form a right angle.
  13. 21. The sum of two --- angles is 180 degrees.
  14. 22. An --- angle measures less than 90 degrees.
  15. 23. Points that lie on the same straight line.
  16. 24. An angle that measures exactly 90 degrees.
  17. 25. A stretched-out circle with two focal points.
  18. 26. --- angles are formed on opposite sides when two lines intersect; they are equal in measure.
  19. 27. The total length of the boundary of a shape.
  20. 30. ---ing a line segment means making it longer.
  21. 32. An angle that measures more than 90 degrees but less than 180 degrees.
  22. 33. A line segment from the center of a circle to any point on its edge.