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