Math

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Across
  1. 3. distance is equal to speed/time
  2. 7. a plane figure with three straight sides and three angles.
  3. 10. of an object formed through the angle formed
  4. 11. b2-4ac is also know as.........
  5. 12. measurement of someone or something from head to foot or from base to top.
  6. 13. the portion of a cone or pyramid which remains after its upper part has been cut off by a plane parallel to its base, or which is intercepted between two such planes.
  7. 15. of an object viewed is the angle formed by the line of sight
  8. 16. the measurement or extent of something from end to end; the greater of two or the greatest of three dimensions of an object.
  9. 17. a straight line passing from side to side through the centre of a body or figure, especially a circle or sphere
  10. 19. opposite/adjecent
Down
  1. 1. hyp/adjecent
  2. 2. if b2-4ac>0
  3. 4. a2-a1 we get...
  4. 5. line drawn from the eye of an observer to the point in the object viewed by the observer
  5. 6. longest side of a right triangle
  6. 8. the equation with highest power 2
  7. 9. adjecent/hypotenuse
  8. 14. sum of two angles is equal to 90
  9. 15. sin0 hyp/?
  10. 18. a straight line from the centre to the circumference of a circle or sphere.