Across
- 4. a quadrilateral with all sides equal in length and with all angles right angles and with opposite sides parallel.
- 8. pair of angles in the positions that are formed by two lines being cut by a third (a transversal).
- 12. a triangle in which at least two sides are equal in length and at least two angles are equal in size.
- 13. at right angles to another line .
- 14. a semicircular or circular tool for measuring or drawing angles
- 15. a line which cuts two or more other lines.
- 17. a 10-sided polygon.
- 19. a type of line that divides a figure into two identical parts, i.e. the line along which a figure can be folded to produce identical halves. Line of …
- 21. a type of polygon in which all the angles are equal and all the sides are equal.
- 22. A geometric shape.
- 26. a 4-sided polygon.
- 28. an image seen in a mirror; the result of flipping a geometrical figure across a line.
- 31. a 8-sided polygon.
- 32. a quadrilateral with only one pair of parallel sides .
- 34. a 5-sided polygon.
- 35. lines in the same plane that are the same distance apart and do not ever intersect.
- 36. a line segment forming one side of an angle and having the vertex of the angle as an endpoint.
- 38. divide into two equal parts.
- 41. a straight line drawn between one vertex of a shape and another vertex that is not adjacent.
- 44. a quadrilateral with both pairs of opposite sides parallel.
- 45. a two-dimensional shape where three or more straight lines are joined together to form a closed figure.
- 46. angles that add up to 90°.
Down
- 1. a type of transformation that gives an image of an object or shape without changing its shape and size.
- 2. a quadrilateral with both pairs of opposite sides parallel and all sides equal;
- 3. a type of angle inside two adjacent sides of a polygon.
- 5. a 9-sided polygon.
- 6. a quadrilateral with two pairs of adjacent sides equal.
- 7. a 7-sided polygon.
- 9. point where two or more lines cross.
- 10. lines that pass through the same point.
- 11. a quadrilateral with both pairs of opposite sides equal and parallel, and with all angles right angles.
- 16. type of line with a fixed length.
- 18. angles that add up to 180°.
- 20. angle between 180° and 360°
- 23. part of a line with one endpoint and that extends indefinitely in one direction.
- 24. a point where two straight lines meet to make an angle;
- 25. representation of a position, usually marked by a small round dot and named with a capital letter.
- 27. the measure of the turn between two lines and measured in degrees.
- 29. the angle formed between the extended side of a triangle and the adjacent side.
- 30. plane figure with three straight sides and three angles.
- 33. a 6-sided polygon.
- 37. points that lie on the same straight line.
- 39. a pair of angles lying between two lines on the same side of a transversal.
- 40. a type of polygon where all vertices are pointing outward and all interior (inside) angles are smaller than 180°.
- 42. an angle of 360 °exactly (full circle, full term).
- 43. movement of an object a certain distance in a given direction.