Geometry crossword

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Across
  1. 3. A plane figure with 4 equal straight sides and 4 equal angles
  2. 6. angle with 90 degrees
  3. 8. function that has either one or two variables without exponents
  4. 10. the amount of space that a substance or object occupies
  5. 11. parallel to the plane of the horizon; at right angles to the vertical
  6. 13. A long narrow mark
  7. 14. lying in the same straight line
  8. 15. the trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse.
  9. 17. A fact or rule written with mathematical symbols
  10. 18. a quadrilateral with only one pair of parallel sides
  11. 20. A set of numbers specifying the location of a point
  12. 21. intersect in a single point
  13. 22. The perpendicular distance from the midpoint of a chord to the circles center
  14. 24. Shape that equals 360 degrees
  15. 27. A figure which is formed by two rays or lines that share a common endpoint
  16. 30. A shape made out of two circles
  17. 32. top of a pyramid or vertex of a cone
  18. 33. decrease in volume of any object or substance resulting from applied stress
  19. 35. A positive integer. Which is not prime.
  20. 36. angle or line segment divided into 2 parts
  21. 38. a plane figure with four straight sides and four right angles, especially one with unequal adjacent sides, in contrast to a square.
  22. 39. The distance outside of a plane figure.
  23. 42. The average of a data set
  24. 43. A line with numbers on it
Down
  1. 1. A 6 sided polygon
  2. 2. A solid 3 dimensional figure, which has 6 square faces, 8 vertices, 12 edges
  3. 4. A straight line passing from side to side through the center of a object
  4. 5. the branch of mathematics concerned with the properties and relations of points,lines,surfaces,solids, and higher dimensional analogs
  5. 7. the branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.
  6. 9. The line or line segment that divides the angle into two equal parts
  7. 12. next to or near
  8. 16. All 3 internal angles of the triangle are acute
  9. 19. A 3 dimensional solid object in which 2 ends are identical
  10. 21. A line that goes around or encloses a circle
  11. 23. a figure with 3 straight sides and 3 angles
  12. 25. 3 dimensional shape that narrows smoothly from a flat base
  13. 26. form an idea of the amount, number, or value of; assess.
  14. 27. Angle less than 90 degrees
  15. 28. process used to change the size of a shape to become either larger or smaller.
  16. 29. the center of a triangle's circumcircle
  17. 31. the line segment joining 2 points on a curve
  18. 34. A plane figure with 5 straight sides and 5 angles
  19. 37. Point at which 3 medians intersect
  20. 40. a parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides.
  21. 41. exactly equal shape and size