Math MA

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Across
  1. 4. From a point outside the circle, only ___ tangents can be drawn to it
  2. 6. in a triangle the sum of 2 sides is __ than the third side
  3. 7. The fundamental theorem of ___ states that every composite number can be expressed as a product of primes, and this factorisation is unique except for the order in which the prime factors occur
  4. 9. The centre of a circle lies on the ___ of the angle between the 2 tangents
  5. 11. The tangents frawn at the and points of a diameter to a circle are ___
  6. 12. ___ division lemma is used to fins the HCF of 2 positive numbers
  7. 13. the diagonals of a ___ divide each other proportionally.
  8. 14. The line drawn from the ___ of 2 sides of a triangle are parallel to the 3rd side
  9. 15. A line intersecting a circle at 2 distinct points
  10. 16. A line joining a vertex to the midpoint of the opposite side
  11. 17. ___ to a circle is perpendicular to its radius
  12. 18. in a ___ triangle the median and altitude coincide
Down
  1. 1. All congruent figures are ___
  2. 2. A perpendicular joining a vertex to the opposite side
  3. 3. ___ theorem states that the sum of the squares of 2 of the smaller sides of the triangle is equal to the square of the hypotenuse
  4. 5. any number that can be expressed in the form p/q where q is not equal to zero
  5. 8. The decimal expansion of 79/500
  6. 10. a triangle with an angle greater than 90 degrees is an _____ triangle
  7. 11. The ___ factors for composite numbers is unique
  8. 12. Tangents drawn from an external point to a circle subtend ___ angles at the centre