Maths Crossword

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Across
  1. 4. an enumerated set which repetitions are allowed
  2. 6. expression involving one or more variables
  3. 7. a nine sided shape
  4. 8. the figure formed by two rays, called the sides of the ____
  5. 9. is simply how likely something is to happen
Down
  1. 1. a shape that is characterized by not being a cone or a cylinder(but looks like), having a center of symmetry .
  2. 2. it means making a number simpler but keeping its value close to what it was.
  3. 3. The method we use to solve a problem
  4. 5. a mathematical expression that contains an equals symbol
  5. 8. is the branch of mathematics that deals with the study of numbers using various operations on them.