Chapter 1 Vocab-Geometry

1234567891011121314151617181920212223242526272829303132
Across
  1. 1. a three sided shape
  2. 5. having all its sides of the same length
  3. 9. the distance around the outside of a shape
  4. 11. an angle whose measurement is less than 90 degrees and more than 0 degrees
  5. 12. an angle whose measurement is exactly 90 degrees
  6. 16. an angle whose measurement is exactly 180 degrees
  7. 18. a mathematical statement that has not yet been rigorously proved
  8. 19. a figure which is formed by two rays or lines that shares a common endpoint
  9. 20. a triangle in which none of the sides are of equal length
  10. 22. two lines that meet or intersect each other at right angles ( 90 ∘ )
  11. 24. a type of geometrical transformation, where an object is flipped to create a mirror or congruent image
  12. 26. a semicircular geometry tool divided into 180 equal parts, each measuring 1°
  13. 27. the exact middle point.
  14. 29. a number chosen as if by chance from some specified distribution such that selection of a large set of these numbers reproduces the underlying distribution
  15. 30. to find the solution to a problem
  16. 32. polygon in which the sides are all the same length and are symmetrically placed about a common center
Down
  1. 2. the total space taken up by a flat (2-D) surface or shape of an object
  2. 3. if it preserves the distance between each pair of points of the object
  3. 4. an ordered pair of numbers a and b, written a / b where b does not equal 0
  4. 6. a triangle having two sides of equal length
  5. 7. the chance of an outcome happening
  6. 8. means the circular movement of an object around a centre
  7. 10. an angle whose measurement is greater than 90 degrees but less than 180 degrees
  8. 13. A point where two or more line segments meet
  9. 14. a section of a line bounded by two points or connecting two points
  10. 15. one of the transformations in math
  11. 17. a pictorial representation or a diagram that represents data or values in an organized manner
  12. 21. a diagram that helps us visualize the logical relationship between sets and their elements
  13. 23. the ratio of the rise to the run, or rise divided by the run
  14. 25. Always the same distance apart and never touching
  15. 26. a flat or plane, two-dimensional closed shape bounded with straight sides
  16. 28. a line that cuts a shape exactly in half
  17. 31. A rigorous mathematical argument which unequivocally demonstrates the truth of a given proposition