Geometry Crossword

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Across
  1. 5. Squares, rectangles and trapezoids are also quadrilaterals
  2. 6. A closed plane curve consisting of all points at a given distance
  3. 7. Angle " an angle greater than 90 degrees but less than 180 degrees
  4. 10. " a polygon having six sides and six angles
  5. 12. The part of a straight line considered as originating at a point
  6. 13. Triangle " a triangle which has two sides equal
Down
  1. 1. Triangle " a triangle with all sides equal and all angles equal
  2. 2. a straight line passing through the center of a circle or sphere
  3. 3. Angle " a 90 degree angle
  4. 4. the intersection point of two sides of a plane figure
  5. 6. Curve " a curve that is continuous and has endpoints that meet at the same point
  6. 8. a quadrilateral plane figure having two parallel and two nonparallel sides
  7. 9. Triangle a triangle having three unequal sides and angles
  8. 11. A polygon having eight angles and eight side