Math - IX based

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Across
  1. 1. find area of a triangle whose sides are in the ratio 3:4:5 and perimeter is 36cm
  2. 5. find the angle between the coordinate axes
  3. 7. (0,y) lies on which axis
  4. 8. perpendicular distance of the point (9,4) from y axis
  5. 9. Find area of isosceles triangle each of whose sides are 13m and base is 24m.
  6. 12. if x>0 and y<0 point lies in which quadrant
Down
  1. 2. find area of right angled triangle whose base is 12m and hieght is 8m.
  2. 3. Y coordinate is known as
  3. 4. √32 + √32
  4. 6. find lenght of each side of an equilateral triangle having area 9√3 cm²
  5. 10. simplify 9³/²
  6. 11. what is the name of the each part of the plane formed by two axis