Geometry Crossword

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Across
  1. 1. an instrument to draw circles, arcs and measuring distances between points
  2. 3. a straight line joining two opposite corners of a square, rectangle, or other straight-sided shape
  3. 6. a polygon with four sides
  4. 8. the measurement of something from side to side
  5. 9. the ratio between the opposite side and adjacent side of a right angled triangle
  6. 11. a chord that passes through the center of a circle
  7. 12. a three dimensional figure with parallelogram faces and two parallel faces
  8. 13. the highest point on a figure
  9. 15. three dimensional figure with a curved surface and two circular bases
Down
  1. 2. an angle that measures 180°
  2. 4. the measurement of something from base to top
  3. 5. half a diameter
  4. 7. the total distance around a figure
  5. 10. a pattern for a three dimensional model
  6. 14. A ... has one endpoint and extends without end in one direction