Geometry Crossword Puzzle

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Across
  1. 4. typically associated with degrees. the earth takes 365 days to complete this process
  2. 5. having an outline or surface that curves inward like the interior of a circle or sphere.Associated with squares.
  3. 6. angular point in a polygon.typically in the middle
  4. 9. an angle with a starting point. no end point
  5. 10. having only interior angles measuring less than 180°. associated with polygons
  6. 15. a 10 sided polygon. it measures 1440 angle sum
  7. 16. height above a certain level. Mainly sea level.
  8. 17. can be used in weather. also in math.
  9. 18. a point directly in the middle of a line segment
Down
  1. 1. a periodic function. often used in trigonometry
  2. 2. a quadrilateral. only 4 sides
  3. 3. the measurement of a surface or piece of land.Used in math
  4. 7. a shape. slanted with 4 sides
  5. 8. a shape with no sides.Quite obvious.
  6. 11. a truth. used in math
  7. 12. a trigonometric function.equal to opp.side of triangle a shape. only has 3 sides
  8. 13. the center of a shape. used to find area
  9. 14. a straight line passing from side to side through the center of a body or figure