Geometry/ Angle Work

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Across
  1. 2. A flat surface on which straight line joining any tow points
  2. 4. A 90 degrees angle
  3. 8. A right angle
  4. 12. Two angles that add up to 180 degrees
  5. 14. Two angles that add up to 180degrees
  6. 15. A angle less than 90 degrees
Down
  1. 1. Two objects that have the same shape and dimensions
  2. 3. Two angles that have a common side and a common vertex and don't overlap
  3. 5. Three or more points that lie on the same straight line
  4. 6. An angle or a line bisected when they are cut into two equal parts
  5. 7. A pair of equal angles formed on opposite sides of a point at which two lines intersect
  6. 9. Two angles that add up to 90 degrees
  7. 10. More than 90 degrees but less than 180 degrees
  8. 11. A set of points, lines, line segments, rays or any other geometrical shapes that lie on the same plane
  9. 13. A line with a start point but no end point