Mathematics crossword puzzle

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Across
  1. 4. Figures that have the exact same shape and same size
  2. 6. The mathematical likelihood of an event occurring
  3. 8. The formula used to calculate the area of a triangle using three sides
  4. 9. Points that lie on the exact same straight line
  5. 10. One of the four regions formed by the intersection of axes
Down
  1. 1. A number that can be written as a fraction of two integers
  2. 2. An algebraic expression consisting of variables and coefficients
  3. 3. Circles that share the exact same center point
  4. 5. The x coordinate of a point on a coordinate plane
  5. 7. The y coordinate of a point on a coordinate plane