Crossword

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Across
  1. 2. if b^2-4ac=0 then its roots are ___
  2. 7. who created the formula to find hypotenuse of triangle
  3. 9. ax^2+bx+c=0 is the ___ form of a quadratic equation
  4. 11. y axis is also known as
  5. 12. if corresponding sides of 2 triangles are equal then it is ___
  6. 13. (0,0) is located at the ___ of the graph
  7. 14. sin/cos=?
Down
  1. 1. if no sides of triangles are equal then it is ___
  2. 3. x axis is also known as
  3. 4. (-3, -2) lies in ___ quadrant
  4. 5. if tan x = 1 then the value of x is
  5. 6. the theory which states states that every positive integer (except the number 1) can be represented in exactly one way is the fundamental theory of ___
  6. 8. branch of mathematics that studies relationships between lengths and angles of triangles.
  7. 10. state the nature of √2