Geometry and Measurement Vocabulary

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Across
  1. 5. an angle that is greater than 90 degrees but is less than 180 degrees
  2. 10. the process of assigning a number to a physical property
  3. 12. a flat side of a solid figure
  4. 13. a transformation in which a geometric figure is reflected across an axis creating a mirror image
  5. 14. the width, length, and height of a plane or figure
  6. 16. an angle that measures exactly 90 degrees
  7. 22. a polygon in which all sides have the same length
  8. 23. an ordered pair, (x, y), that locates a point in a coordinate plane
  9. 24. the line segment that includes the center and whose endpoints lie on the circle
  10. 26. a measurement representing the amount of quantity of matter in an object
  11. 27. the common endpoint of two line segments that serve as two sides of a polygon
  12. 28. the continuous line forming the boundary of a closed geometric figure
  13. 31. the distance between two ends of a line segment
  14. 32. the Greek mathematician that geometry is named after
  15. 34. an instrument used for drawing circles or arcs
  16. 35. the intersection of a pair of faces in a three-dimensional figure
  17. 37. a transformation that "slides" each point of a figure the same distance in the same direction
  18. 40. a transformation that turns a figure about a fixed point at a given angle and direction
  19. 41. the perimeter of a circle
  20. 42. a line with respect to which a curve or figure is drawn, measured, rotated, etc.
Down
  1. 1. lines side by side that never intersect and have the same distance between them continuously
  2. 2. two figures or objects having the same shape and size
  3. 3. the straight path connecting two points and extending beyond the points both directions
  4. 4. a polyhedron possessing two congruent polygonal faces and parallelograms as the remaining faces
  5. 6. to draw (a geometric figure) that meets specific requirements
  6. 7. space between two intersecting lines or surfaces at the point where they meet
  7. 8. an equation that states that two ratios are equal
  8. 9. a polygon with four sides
  9. 11. the point on a line segment that divides it into two equal parts
  10. 15. a point, line, or curve common to two or more objects
  11. 17. the amount of space occupied by an object
  12. 18. two lines that meet at a right angle
  13. 19. one of the four regions on a coordinate plane formed by the intersection of the x and y-axis
  14. 20. the branch of mathematics concerned with the properties and relations of points, lines, surfaces, solids, and higher dimensional analogs
  15. 21. a quadrilateral whose opposite sides are parallel
  16. 25. an arrangement of polygonal regions covering a plane without overlapping or leaving any gaps
  17. 29. refers to a plane diagram in which the polyhedron edges of a polyhedron are shown
  18. 30. two angles that have a sum of 180 degrees
  19. 33. the side of a right-angled triangle opposite the right angle
  20. 36. to cut into equal parts
  21. 38. an angle whose measure is between 0 and 90 degrees
  22. 39. the number of unit squares that cover the surface of a closed figure