MATHS MA

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Across
  1. 5. In a right triangle the square of the hypotenuse is equal to the sum of
  2. 7. The diagonals of a _____ divide each other proportionally.
  3. 9. If in two triangles, corresponding angles are equal,then the triangles are similar.
  4. 10. If a line is drawn parallel to one side of triangle intersecting the other two sides, then it divides the two sides in the same ratio.
  5. 11. Similarity criterion in which corresponding sides of two triangles are in the same ratio.
  6. 16. Every _________ can be expressed as product of prime numbers.
  7. 18. The real numbers which cannot be expressed in the form of p/q, where p and q are integers and q ≠ 0 are known as __________ numbers.
  8. 19. Euclid's Divison __________ states that if a and b are positive integers such that a=bq+r then every common divisor of a and b is a common divisor of b and r, and vice versa.
  9. 20. All ________ decimals are rational numbers that can be written as reduced fractions with denominators containing no prime number factors other than two or five.
Down
  1. 1. Two figures having the same shape but not necessarily same size.
  2. 2. of the other sides.
  3. 3. The lengths of a tangent drawn from a common exterior point are _________
  4. 4. The ________ of an angle of a triangle divides the opposite side internally in the ratio of the sides containing the angle.
  5. 6. Similarity criterion in which two angles of a triangle are respectively equal to the two angles if other triangle.
  6. 8. The line drawn from midpoint of one side of a triangle is parallel if another side bisects the third side.
  7. 11. A line which intersects a circle in two distinct points.
  8. 12. A line that intersects the circle in exactly one point.
  9. 13. Region enclosed by two radii and the corresponding arc.
  10. 14. A collection of those points on a plane that are at a given constant distance from a given fixed point.
  11. 15. Euclid's _________ lemma states that given two positive integer a and b, there exists whole number q and r such that a=bq+r, 0 ≤r < b.
  12. 17. Region enclosed by a chord and corresponding arc.