maths

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Across
  1. 6. the diagonal of a trapezium divides each other proportionally
  2. 10. A mathematical sentence built from expressions using one or more equal signs (=)
  3. 11. distance moved by a rotating wheel in one revolution is equal to the circumference of the wheel
  4. 13. $$$ $$$ what are these curves known as
  5. 14. If p(x) is a polynomial in x, the highest power of x in p(x) is called the degree of the polynomial p(x)
  6. 15. Polynomial of degree 2 is called quadratic polynomial
  7. 18. The geometric figure formed by two points.
  8. 20. if two circles touch internally, then the distance between their centers is equal to the difference of their
Down
  1. 1. a line intersecting a circle in two points is called a
  2. 2. A quadratic equation can also be solved by the method of completing the square
  3. 3. a list of number in which each term is obtained by adding a fixed number to the preceding them except the first term
  4. 4. the branch of mathematics dealing with limits, derivatives, definite integrals, indefinite integrals, and power series.
  5. 5. name a mathematical procedure which got its named from a persian mathematican AL-KHWARIZMI
  6. 7. a special case of a more general theorem which is worth nothing seprately
  7. 8. If the lines coincide, then there are infinitely many solutions. In this case, the pair of equations is dependent
  8. 9. In a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides.
  9. 12. The length of the two tangents from an external point to a circle is equal.
  10. 16. the line which intersects the circle at only one point
  11. 17. a shape in which all points are equidistant from the center
  12. 19. a quadrilateral with two pairs of adjacent sides that are congruent.