MATHEMATICS

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Across
  1. 3. More or less correct or exact
  2. 8. Coming together to form a right angle
  3. 9. The branch of mathematics that deals with the measuring of lines, angles, surfaces, and solids
  4. 10. The branch of mathematics that deals with adding, subtracting, multiplying, and dividing
Down
  1. 1. An approximate answer
  2. 2. Referring to lines that never intersect
  3. 4. The distance around a polygon
  4. 5. The product of the number multiplied by a whole number
  5. 6. A figure with eight sides
  6. 7. The distance around a circle