Grade 9 Maths Terms Crossword

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Across
  1. 4. If three or more points lie on the same line, they are called ___
  2. 6. A number that cannot be written in the form p/q, where p and q are integers and q ≠ 0.
  3. 9. 4πr² is the formula for the Surface Area of a ___.
  4. 11. Two figures are ___, if they are of the same shape and of the same size.
  5. 12. A quadrilateral in which both pairs of opposite sides are parallel.
  6. 13. A line that passes through two lines at two distinct points.
  7. 14. 'S' in Heron's formula stands for ___.
  8. 15. The point where the lines representing two linear equations intersect
Down
  1. 1. A ___ of a parallelogram divides it into two congruent triangles.
  2. 2. πr(l + r)is the formula for the Total Surface Area of a ___.
  3. 3. A polynomial of degree two.
  4. 4. Two angles whose sum is 90°
  5. 5. Two circles of the same ___ are congruent.
  6. 7. Y coordinate
  7. 8. The Cartesian system is named after this French mathematician
  8. 10. Four divisions of the coordinate plane