Geometry

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849
Across
  1. 2. Definition of a ____, An angle measures 90°
  2. 4. A location with no size or shape
  3. 5. 2πr² or πd
  4. 6. a(b+c), then a(b+c)= ab+ac
  5. 9. A flat surface made up of 3 points and extends indefinitely in all directions
  6. 10. (x₁+x₂/2, y₁+y₂/2)
  7. 11. A line that intersects the circle in two points
  8. 12. If a=b, then a-c=b-c
  9. 18. An arc with a measure of less than 180°
  10. 19. A comparison of two or more quantities
  11. 24. A parallelogram with four right angles
  12. 25. √(x₂−x₁)²+(y₂−y₁)²
  13. 28. A chord that passes through the center
  14. 33. An angle with a vertex of the center and two sides that are radi
  15. 34. An angle with a vertex on the circle and two sides that are chords
  16. 36. A triangle with three different lengths
  17. 37. A line that extends indefinitely in one direction
  18. 38. If a=b, then 𝘢 may be replaced by 𝘣 in any expression or equation
  19. 40. Law of ___, Shows the proportional relationship between angles and their opposite sides
  20. 43. Points that lie on the same line
  21. 44. If AB ≅ CD and CD ≅ EF, AB ≅ EF
  22. 46. ___ lines, two lines that intersect at 90°
  23. 47. Made up of points with no thickness or width
  24. 48. An equation that states two ratios are equal
  25. 49. A triangle with all three equal sides
Down
  1. 1. Angle of ____,when looking up to an object
  2. 3. _____ theorem, if two angles are complementary to the same angle
  3. 4. Line segments that will never intersect
  4. 7. A right triangle with 45°-45°-90°
  5. 8. Four congruent sides and diagnols are perpendicular
  6. 13. A segment with an endpoint on the circle
  7. 14. A triangle with two equal sides
  8. 15. The common endpoint of an angle
  9. 16. A set of angles that are next to each other and are supplementary
  10. 17. Two angles that are next to each other and share a common side
  11. 20. An intersection of two stays at a point
  12. 21. An angle that measures more than 90°
  13. 22. Parallelogram _____ theorem- If a quadrilateral is a parallelogram, its diagonals bisect each other
  14. 23. If AB ≅ CD, then CD ≅ AB
  15. 26. Any two angles that add up to 90°
  16. 27. A line that intersects the circle at exactly one place
  17. 29. A segment with endpoints at the center and on the circle
  18. 30. y-y₁=m(x-x₁)
  19. 31. Alternate interior angle to angle of elevation
  20. 32. If a=b, then a+c=b+c
  21. 35. Two lines that intersect at 90°,⊥
  22. 39. Angle _____, A ray that divides an angle into two equal halves
  23. 41. Only one pair of opposite sides are parallel and consecutive angles are supplementary
  24. 42. The set of points equidistant from a given point
  25. 45. A portion of the edge of the circle defined by two endpoints