gc4 meeker

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Across
  1. 3. a general conclusion that has been proved
  2. 5. A line segment between two points on the circle or sphere which passes through the center.
  3. 10. An angle that is between 90° and 180°.
  4. 12. A solid bounded by at least four polygonal faces
  5. 15. does not require to be proved.
  6. 18. A planar surface of a solid figure.
  7. 19. A complete circular arc. collinear Lying on the same line.
  8. 20. A pair of numbers that describe the position of a point on a coordinate plane by using the horizontal and vertical distances from the two reference axes.
  9. 23. The surface included within a closed figure, measured by the number of square units needed to cover the surface.
  10. 26. A flat surface that can extend forever in length and width but has no thickness.
  11. 27. A space figure with two parallel polygonal bases that are the same shape and the same size.
  12. 29. all its edges "point outwards"
  13. 30. Two angles in a plane which share a common vertex and a common side but do not overlap.
  14. 33. A geometric object that has no dimension and is used to indicate a location.
  15. 34. Point B is between points A and C if it is on the line segment connecting A and C.
  16. 35. the length of the boundary around a shape or a figure.
  17. 37. Two lines that intersect at right angles
  18. 39. A perfect round ball
  19. 40. A three-dimensional geometric figure with parallel congruent bases
  20. 41. A point at which the two rays of an angle meet or the intersection point of two sides of a plane figure.
  21. 42. a term that is not defined
  22. 43. To draw a figure, usually under certain specific restrictions such as using only a straightedge and compasses
Down
  1. 1. An angle that measures 90°
  2. 2. The point on a line segment that divides the given line segment into two congruent parts.
  3. 4. Points or lines that all lie in the same plane.
  4. 6. Two acute angles that add up to 90°
  5. 7. Also called half-line. It is a straight line that extends from a point
  6. 8. Two angles that are adjacent and supplementary
  7. 9. A polygon that has one or more interior angles greater than 180°
  8. 11. The pair of angles opposite each other formed by two intersecting lines.
  9. 12. A set of logical arguments used to deduce or prove a mathematical theorem from a set of axioms.
  10. 13. Part of a line between two points called endpoints.
  11. 14. A line segment, line, or plane that divides a geometric figure into two congruent halves.
  12. 16. A line segment where two faces of a polyhedron meet.
  13. 17. The side opposite the right angle in a right triangle.
  14. 21. A unit of measure used to measure the magnitude of an angle, equal in magnitude to 1/360 of a complete revolution.
  15. 22. The path of a point moving in opposite directions infinitely. A line has neither width nor thickness but length. It is the shortest distance between two points.
  16. 24. When two lines intersect, four angles are formed.
  17. 25. two rays with a common endpoint that point in opposite directions and form a straight line.
  18. 28. Two or more straight coplanar lines that do not intersect.
  19. 29. Exactly equal in size and shape
  20. 30. Two rays sharing a common endpoint.acuteangle An angle that has measure less than 90°.
  21. 31. A three dimensional figure with a single base tapering to an apex
  22. 32. A polyhedron whose one face is a polygon and the other faces are triangles with one common vertex
  23. 36. two angles that add up to 180°.
  24. 37. A closed plane figure bounded by at least three line segments.
  25. 38. The distance from the center of a circle to any point on its circumference.
  26. 44. They lie in different planes.