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Find the equation of a circle with origi...

Find the equation of a circle with origin as centre and which circumscribes an equilateral triangle whose median is of length `3a`

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RD SHARMA ENGLISH-THE CIRCLE-All Questions
  1. Find the equation of the circle whose centre is at (3,-1) and which...

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  2. A rectangle A B C D is inscribed in a circle with a diameter lying ...

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  3. Find the equation of a circle with origin as centre and which circum...

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  4. Find the equation of a circle whose diameters are 2x-3y+12a n dx+4y-5=...

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  5. Find the equation of a circle of radius 5 whose centre lies on x-axis ...

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  6. If y=2x is a chord of the circle x^2+y^2-10 x=0 , find the equation of...

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  7. Find the equation of the circle is (2,-3) and radius is 8.

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  8. Find the equation of the circle which passes through the point of i...

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  9. Find the equation of the circle having centre at (3,-4) and touching t...

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  10. Find the center and radius of the circle given by the equation 2x^2+...

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  11. If the line 2x-y+1=0 touches the circle at the point (2,5) and the cen...

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  12. Find the equation of the circle passing through (1,2) and which is co...

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  13. Find the equation of a circle whose centre is (2,-3) and radius 5.

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  14. If the equations of the two diameters of a circle are x-y=5\ and \ 2x+...

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  15. Find the equation of the circle which passes through two points on the...

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  16. A circle of radius 6 units touches the coordinates axes in the first ...

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  17. Show that the equation of the circle which touches the coordinates axe...

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  18. Find the equation of the circle which touches the coordinate axes and ...

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  19. Find the equation of the circle with: centre (-2,3) and radius 4.

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  20. Find the equation of the circle with: centre (a , b) and radius sqrt(a...

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