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Find the radius and hence the area of th...

Find the radius and hence the area of the circle `x^2+y^2-6x+12y+15 = 0`

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`x^2+y^2-6x+12y-15 = 0`
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A N EXCEL PUBLICATION-CONIC SECTIONS-QUESTION BANK
  1. Find the centre and radius of the circle

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  2. Prove that the equations of concentric circles differ only in the cons...

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  3. Find the radius and hence the area of the circle x^2+y^2-6x+12y+15 = 0

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  4. Find the equation of the circle concentric with the circle x^2+y^2-6x+...

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  5. Consider the circle x^2+y^2-4x-6y-3 = 0.What is the general form of th...

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  6. Consider the circle x^2+y^2-4x-6y-3 = 0 Find the radius of the circle

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  7. Consider the circle x^2+y^2-4x-6y-3 = 0 If this circle touches the y...

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  8. Arun draws a circle with centre at (-1,-2) and radius sqrt5. What may ...

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  9. If (-1,-2) and (5,2) are the end points of a diameter of a circle, fin...

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  10. Can you write the equation of circle by using two different methods?

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  11. Write the slopes of the lines 2x+3y-9=0 and 4x+6y+19=0. What do you ob...

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  12. Find the distance between them.

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  13. If they are the tangents of a circle, write the radius of the circle

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  14. Find the centre of the circle x^2+y^2-5x+2y-48=0

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  15. Prove that (5,6) lies on the circle x^2+y^2-5x+2y-48=0

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  16. Find the equation of this normal

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  17. Complete the following table

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  18. Find the equation of the circle passing through (1,0),(2,-7) and (8,1)...

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  19. For the following parabolas find the co-ordinates of the focus, equati...

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  20. For the following parabolas find the co-ordinates of the focus, equati...

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