Mija math vocab

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Across
  1. 6. two angles whose sum is 180º
  2. 11. Congruent sides are the concept used in geometry when the sides of a figure are equal to each other
  3. 12. Taking away from a percent
  4. 13. two angles whose sum is 90º
  5. 15. The fundamental counting principle is a rule used to count the total number of possible outcomes in a situation
  6. 16. An inequality compares two values, showing if one is less than, greater than, or simply not equal to value
  7. 20. Two angles that have a common side and a common vertex (corner point), and don't overlap.
  8. 21. A drawing that shows a real object with accurate sizes reduced or enlarged by a certain amount (called the scale)
  9. 22. Proportion says that two ratios (or fractions) are equal
  10. 26. The total amount of money borrowed (or invested), not including any interest or dividends
  11. 27. The angles opposite each other when two lines cross They are always equal
  12. 28. Interest is a fee paid on borrowed money or on a loan
  13. 29. A comparison of two related quantities
  14. 30. Theoretical probability in math refers to the probability that is calculated without any experiment being performed
Down
  1. 1. as a percentage of the old value
  2. 2. How steep a line is
  3. 3. a probability that is determined on the basis of a series of experiments
  4. 4. two sides are said to be congruent if they have the same length
  5. 5. Increases in percentage
  6. 7. a reduction in the normal price
  7. 8. Simple interest is a technique used to calculate the proportion of interest paid on a sum over a set time period at a set rate
  8. 9. the relative change between an old value and its new value,
  9. 10. the ratio between the scale of a given original object and a new object
  10. 14. How much a retailer increases the price over what they paid for it (which is how they make money to pay for their costs and hopefully make a profit)
  11. 17. the constant value of the ratio between two proportional quantities
  12. 18. A ratio shows the relative sizes of two or more values
  13. 19. How much of something per 1 unit of something else
  14. 23. The total area of the surface of a three-dimensional object
  15. 24. the answer to a problem
  16. 25. Percent error is the difference between estimated value and the actual value in comparison to the actual value and is expressed as a percentage.