Maths

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Across
  1. 4. A type of number that is expressed in the form p/q where q ≠ 0. (Number system)
  2. 5. If a= 25cm, b=15cm and c= 20cm, what is the value of (s - b)? (Heron's Formula)
  3. 8. What is the point of intersection of axis called? (Coordinate Geometry)
  4. 9. True or false, every natural number is a whole number. (Number system)
  5. 10. What is the value of 4⅕ x 8⅕?(Number system)
Down
  1. 1. How many lines are parallel to abscissa and perpendicular to ordinate? (Linear equation in two variables)
  2. 2. The axis divides the plane into four parts. What are these four parts called? (Coordinate Geometry)
  3. 3. Name the figure obtained after joining the points (0,0), (5,0), (5,5) and (0,5) in a Cartesian plane. (Coordinate Geometry)
  4. 6. In an equilateral triangle, s= 30. What is the length of each side? (Heron's Formula)
  5. 7. In a triangle, a= 15cm, b= 7cm and s= 15cm, find the length of side 'c'. (Heron's Formula)