Math Vocabulary

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Across
  1. 4. A type of math with points, lines, shapes, angles
  2. 10. An unknown in a math problem (usually a letter)
  3. 11. A quadrilateral where opposite sides are parallel
  4. 13. The measure around the outside of a shape (like a fence)
  5. 14. Used in measurements of circles. 3.14
  6. 17. A triangle with two equal sides
  7. 19. The group of numbers beginning with 0, 1, 2, 3
  8. 20. Created by two rays and a vertex
  9. 23. A triangle where no sides are equal
  10. 25. The measure around the outside of a circle (like its perimeter)
  11. 27. A triangle with 3 equal sides and angles
  12. 29. Literally means "per 100"
  13. 30. The "bottom" of a shape used to measure area
  14. 31. Its area is 1/2 of its base multiplied by its height
Down
  1. 1. Numbers to the left of zero
  2. 2. A comparison of two ratios (1/2 = 2/4 = 5/10)
  3. 3. How many times a number is multiplied against itself (X^2 = X*X)
  4. 5. A measure of how much a 3D shape holds (length * Width * Height
  5. 6. An angle measuring less than 90 degrees
  6. 7. The measure of steepness of a line (rise/run)
  7. 8. A comparison of two numbers
  8. 9. Numbers to the right of zero
  9. 12. The type of triangle with a 90 degree angle
  10. 15. The units used to measure angles
  11. 16. An angle measuring more than 180 degrees and less than 360
  12. 18. A shape with a large circle on one end and a point on the other
  13. 21. An angle measuring more than 90 degrees and less than 180
  14. 22. The measure of the space inside the perimeter of a shape
  15. 24. A 3D shape with a circle at the top and bottom (like a drink can)
  16. 26. A 3D shape where all 6 sides are squares
  17. 28. A math sentence with an equal sign
  18. 29. Literally means "many sides." A shape with three or more sides