Math Crossword

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Across
  1. 3. Helps you remember how to find an answer
  2. 5. Two figures with equal shapes are...
  3. 6. ________ Fractions
  4. 8. Not Directly Proportional
  5. 9. 3.14159
  6. 10. Opposite of divide
Down
  1. 1. What is 1/2 called
  2. 2. a2 +b2 = c2
  3. 4. Chapter 25
  4. 7. 90 degree angle