50 Geometry Vocab

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Across
  1. 5. The corner, or endpoint of an angle.
  2. 6. A line that stops at two points.
  3. 8. Angle with a vertex in the middle of a circle.
  4. 9. Crossed lines that form right angles.
  5. 10. The point that a tangent line crosses the circle.
  6. 11. a line,ray, or line segment that splits and angle equally in half.
  7. 13. Angle Made up of chords attached to the outer ring of a circle.
  8. 17. The _________ Theorem used to find the missing side of a right triangle.
  9. 18. The special number used to find the area or circumference of a circle.
  10. 23. A polygon whose 3 angles add up to 180 degrees.
  11. 24. Line that crosses a circle at the point of tangency.
  12. 26. Arc AB would be a _____ arc.
  13. 28. A shape with parallel sides and congruent opposite sides and angles.
  14. 31. Two points on the same line are ________.
  15. 32. The longest side of a right triangle.
  16. 34. The polygon sum theorem that measures the angles inside of a quadrilateral.
  17. 35. The intersection of two rays at a vertex.
  18. 37. Line that goes through a circle twice.
  19. 38. A straight line that goes on in one direction infinitely.
  20. 39. A location with no size or shape.
  21. 42. What form is this? (x,y) and (8, -13)
  22. 44. Another word for equivalent.
  23. 45. Two angles next to each other that share a side.
  24. 47. Adjacent angles that form a straight line and add up to 180 degrees.
  25. 48. An arc that is exactly 180 degrees.
  26. 49. An angle that measures 180 degrees.
  27. 50. The space a shape takes up.
  28. 51. A straight line that goes on in both directions infinitely.
Down
  1. 1. What form is this? y=mx+b
  2. 2. Angles that add up to 180 degrees.
  3. 3. An angle that is more than 90 degrees.
  4. 4. A flat surface made up of points that extends indefinitely in all directions.
  5. 7. Angles that add up to 90 degrees.
  6. 12. A point that equally splits a line segment into two equal parts.
  7. 14. The length of a circle.
  8. 15. Using SOH-CAH-TOA to find missing angles and sides of a triangle.
  9. 16. Half the diameter of a circle.
  10. 19. Points that are in the same plane.
  11. 20. The Perimeter of a circle.
  12. 21. Lines that never intersect.
  13. 22. What is this? line AB + line BC = line AC
  14. 25. A perfectly symmetric polygon with no edges.
  15. 27. A word for something equal to itself.
  16. 29. An angle that is less than 90 degrees.
  17. 30. Another word for similar to.
  18. 33. Arc ABC would be a _____ arc.
  19. 36. What form is this? Ax+By=C
  20. 40. The polygon sum theorem that measures the angles outside of a quadrilateral.
  21. 41. A polygon whose 4 equal angles add up to 360 degrees.
  22. 43. Equivalent angles across from each other on intersecting lines.
  23. 46. An angle that is exactly 90 degrees.