Mathematics HSE

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Across
  1. 2. Measurement for the capacity of a figure
  2. 4. Action that results in a smaller expression
  3. 5. 90 degree angle also knows as a _____ angle
  4. 6. A figure with four equal sides
  5. 10. A fraction is this type of problem
  6. 11. A three sided figure
Down
  1. 1. Magic number machine
  2. 3. A formula using square roots
  3. 7. This number sentence contains an equal sign
  4. 8. Process of removing terms from a system
  5. 9. Equation that uses standard form