Geometry

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Across
  1. 4. the ratio between the side adjacent to an acute angle in an right triangle and the hypotenuse
  2. 7. 2D shape
  3. 8. angle of less than 90°
  4. 11. a coordinate system in which the coordinate axes are pairwise perpendicular
  5. 15. polygon with 10,000 sides
  6. 16. angle of 90°
  7. 17. the point that relate two sides
Down
  1. 1. angle of more than 90°
  2. 2. triangle with two sides equal
  3. 3. parallelogram with four equal sides
  4. 5. tool we use to measure angles
  5. 6. line beginning at one piont and extending in one direction
  6. 9. tool we use to make right angle
  7. 10. the W in the formula WxL
  8. 12. the straight line from the center to the border of circle
  9. 13. the L in the formula WxL
  10. 14. surface