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Find in-radius of the triangle formd by ...

Find in-radius of the triangle formd by the axes and the line `4x+3y-12=0.`

A

5

B

6

C

7

D

8

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The correct Answer is:
B
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The in-radius of the triangle formed by the axes and the line 4x + 3y – 12 = 0 is :

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The equation of the incircle of the triangle formed by the coordinate axes and the line 4x + 3y - 6 = 0 is (A) x^(2) + y^(2) - 6x - 6y - 9 = 0 (B) 4 (x^(2) + y^(2) - x - y) + 1 = 0 (C) 4 (x^(2) + y^(2) + x + y) + 1 = 0 (D) 4 (x^(2) + y^(2) - x - y ) - 1 = 0

The equation of the circle inscribed in the triangle formed by the coordinate axes and the lines 12x+ 5y = 60 is :

Draw the graph of line 4x+3y=24 Write the coordinates of points where this line intersects the x-axis and y-axis. Use this graph to find the area of the triangle formed by the line and the coordinates axes.

Draw the graph of the equation x/3+y/4=1 . Also, find the area of the triangle formed by the line and the coordinates axes.

Find the area of the triangle formed by the lines y+x-6=0, 3y-x+2=0 and 3y=5x+2 .

Draw the graph of the straight line given by the equation 4x-3y+36=0 Calculate the area of the triangle formed by the lines drawn and the co-ordinate axes.

Find the area of the triangle formed by the line x+y=3 and the angle bisectors of the pair of lines x^2-y^2+4y-4=0

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OBJECTIVE RD SHARMA ENGLISH-CIRCLES-Chapter Test
  1. The radius of the circle r^(2)-2sqrt(2r) (cos theta + sin theta)-5=0, ...

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  2. A straight rot of length 9 units slides with its ends A,B always on th...

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  3. Find in-radius of the triangle formd by the axes and the line 4x+3y-12...

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  4. A line is at a distance 'c' from origin and meets axes in A and B. The...

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  5. The number of circles that touch all the straight lines x+y-4=0, x-y+2...

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  6. Find the number of integral values of lambda for which x^2+y^2+lambdax...

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  7. The four points of intersection of the lines (2x-y+1)(x-2y+3)=0 with t...

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  8. If 2x+3y-6=0 and 9x+6y-18=0 cuts the axes in concyclic points, then th...

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  9. The line lx+my+n=0 intersects the curve ax^2 + 2hxy + by^2 = 1 at the ...

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  10. Two circles, each of radius 5, have a common tangent at (1, 1) whose e...

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  11. PQ is a chord of the circle x^(2)+y^(2)-2x-8=0 whose mid-point is (2, ...

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  12. The number of circles belonging to the system of circles 2(x^(2)+y^(2)...

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  13. If (-1/3,-1) is a centre of similitude for the circles x^2+y^2=1 and x...

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  14. Statement 1 : The equation x^2+y^2-2x-2a y-8=0 represents, for differe...

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  15. x=1 is the radical axis of the two orthogonally intersecting circles....

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  16. about to only mathematics

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  17. The circles x^(2)+y^(2)+6x+6y=0 and x^(2)+y^(2)-12x-12y=0:

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  18. The equation of the pair of straight lines parallel tox-axis and touch...

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  19. The equation of the circumcircle of the triangle formed by the lines x...

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  20. The value of lambda for which the circle x^(2)+y^(2)+2lambdax+6y+1=0 i...

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