Geometry Crossword Puzzle

12345678910111213141516
Across
  1. 3. a quadrilateral. only 4 sides
  2. 4. a shape with no sides.Quite obvious.
  3. 5. a 10 sided polygon. it measures 1440 angle sum
  4. 9. an angle with a starting point. no end point
  5. 10. a straight line passing from side to side through the center of a body or figure
  6. 11. a periodic function. often used in trigonometry
  7. 14. height above a certain level. Mainly sea level.
  8. 15. typically associated with degrees. the earth takes 365 days to complete this process
  9. 16. a shape. slanted with 4 sides
Down
  1. 1. can be used in weather. also in math.
  2. 2. the center of a shape. used to find area
  3. 4. having an outline or surface that curves inward like the interior of a circle or sphere.Associated with squares.
  4. 6. a truth. used in math
  5. 7. the measurement of a surface or piece of land.Used in math
  6. 8. angular point in a polygon.typically in the middle
  7. 12. a point directly in the middle of a line segment
  8. 13. a trigonometric function.equal to opp.side of triangle a shape. only has 3 sides