Geometry

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Across
  1. 5. Triangle a triangle with all sides equal and all angles equal
  2. 6. Line Segments two line segments which cross to form 90 degree angles
  3. 9. triangle a triangle with one internal angle equal to 90 degrees
  4. 10. a straight line extending from the center of a circle or sphere to the circumference or surface
Down
  1. 1. Triangle a triangle having three unequal sides and angles
  2. 2. a polygon with 5 sides and 5 angles
  3. 3. a rectangle having all four sides of equal length
  4. 4. the intersection point of two sides of a plane figure
  5. 7. angle a 90 degree angle
  6. 8. the line segment between two points on a given curve