math!

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Across
  1. 2. two figures that have the same size and shape
  2. 5. two angles whose sum is 180 degrees
  3. 7. multiplying a number by itself
  4. 8. when two or more edges intersect they form these
  5. 10. graphing and finding the spot to put the circle
  6. 12. one of two equal factors of a number
  7. 16. putting points on lines
  8. 17. only in a right angle
  9. 18. splitting a number into groups
  10. 20. same looks, different sizes
Down
  1. 1. operation is called a product
  2. 3. something you have to find a answer with
  3. 4. distance of a number from zero on a number line
  4. 6. a "U" shaped graph
  5. 9. formed by a transversal cutting through two or more lines
  6. 11. two angles whose sum is 90 degrees
  7. 13. adding more numbers
  8. 14. algebraic operations addition, subtraction, multiplication, division, and raising to a fractional power.
  9. 15. getting rid of numbers
  10. 19. opposite congruent angles formed by intersecting lines