Crossword

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Across
  1. 4. the shape of one side of a Rubik's cube
  2. 5. the shape of a box
  3. 7. there is straight line on both sides of the Angle
  4. 9. angles that are even greater than straight angles
  5. 11. the shape of a water pipe
  6. 13. the four point angles that in a rectangle
  7. 14. the shape of a button
Down
  1. 1. the biggest angle in an obtuse triangle
  2. 2. the shape of one side of a dam
  3. 3. the smallest angles in a triangle
  4. 6. two opposite lines in a rectangle
  5. 8. usually measured in degrees
  6. 10. the highest point
  7. 12. the figure that made by three lines