math crossword

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Across
  1. 3. value:the positive real number equal to a given real but disregarding its sign
  2. 4. angles that add up to 180°
  3. 5. angles that add up to 90°
  4. 9. the branch of mathematics that deals with the deduction of the properties, measurement, and relationships of points, lines, angles, and figures in space from their defining conditions by means of certain assumed properties of space.
  5. 12. hundrenths, thousanths
  6. 14. be converted into a decimal or a fraction
Down
  1. 1. Mathematics; one of the positive or negative numbers 1, 2, 3, etc., or zero
  2. 2. the same angle in the same place
  3. 6. the number on top of the fraction bar
  4. 7. the same shape but not the same size
  5. 8. the same shape and size
  6. 10. by side negatives make a ______ sign
  7. 11. opppisite of positive
  8. 13. any particular extent of space or surface