PDSA 7 Vocabulary Review

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Across
  1. 3. Triangle A triangle that has a right angle (90°)
  2. 7. Square A number made by squaring a whole number.
  3. 8. Length. A measurement of how far through space.
  4. 9. Not exact, but close enough to be used
  5. 10. To calculate the value of.
Down
  1. 1. In a right angled triangle the square of the long side is equal to the sum of the squares of the other two sides.
  2. 2. Root The square root of a number is a value that, when multiplied by itself, gives the number.
  3. 4. Root The cube root of a number is a special value that, when used in a multiplication three times, gives that number.
  4. 5. Any number that can be made by dividing one integer by another.
  5. 6. A real number that cannot be written as a simple fraction… the decimal goes on forever without repeating.