Maths Holiday Homework

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Across
  1. 3. – The measure of uncertainty is called
  2. 5. – Two or more circles having same centre
  3. 7. – The common point of a tangent and circle is called point of
  4. 8. – A tangent to a circle intersects it in ___ point(s)
  5. 10. – The distance of a point from the x-axis is called its
  6. 11. – The mathematical instrument used for measuring the angle of elevation/depression
  7. 12. – A quadratic equation ax² + bx + c = 0 has ___ equal roots if b² - 4ac = 0
Down
  1. 1. – The probability of an impossible event is.
  2. 2. – The distance of a point from the y-axis is called its
  3. 4. of sight – The line drawn from the eye of an observer to the point in the object viewed by the observer
  4. 6. – Vertical cross-section of a right circular cylinder
  5. 9. – Part of the circular region enclosed between two radii and arc