Maths Crossword Project

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Across
  1. 8. Algebraic equation that is true for all variables(8)
  2. 9. Triangle with two equal sides(9)
  3. 12. Rational numbers are ___________(11)
  4. 13. Numeric multiplicative factor in a polynomial(11)
  5. 14. 3D figure having length=sqrt(r^2+h^2)(4)
  6. 17. Tabular representation of data(10)
  7. 19. Study on which "The Book of Games on Chance" is based(11)
  8. 20. Non right angle triangle formula(6)
Down
  1. 1. Highest power of a polynomial(6)
  2. 2. x-coordinate(8)
  3. 3. 3D figure having CSA=2*pie*r^2(10)
  4. 4. Area of triangle= [sqrt(3)/4]*a^2(11)
  5. 5. One pair of parallel sides quadrilateral(9)
  6. 6. (0,0) in the graph(6)
  7. 7. Three or more points on same line(9)
  8. 10. Two identical figures of same size(9)
  9. 11. Angles on same side of transversal(10)
  10. 15. Not in form p/q(10)
  11. 16. Relation between sides of right angled triangle devised by(10)
  12. 18. One who computed the digits in the decimal expansion of pie(10)