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If the extremities of the base of an isosceles triangle are the points (2a,0) and (0,a), and the equation of one of the sides x=2a, then the area of the triangle is

A

`5 a^(2)`

B

`(5)/(2) a^(2)`

C

`(25a^(2))/(2)`

D

none of these

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The correct Answer is:
B
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OBJECTIVE RD SHARMA ENGLISH-STRAIGHT LINES-Exercise
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  2. Find the ratio in which the line 3x+4y+2 = 0 divides the distance betw...

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  3. If the extremities of the base of an isosceles triangle are the points...

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  4. The vertices of a triangleOBC are O(0,0) , B(-3,-1), C(-1,-3). Find th...

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  5. The area (in square units) of the quadrilateral formed by two pair of ...

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  6. Find the equation of the bisector of the angle between the lines x+ 2...

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  7. The line 3x+2y=24 meets the y-axis at A and the x-axis at Bdot The per...

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  8. A ray of light coming fromthe point (1, 2) is reflected at a point A o...

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  9. If PM is the perpendicular from P(2,3) on the line x+y=3, then the co...

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  10. The incentre of the triangle formed by the line 3x + 4y-12 = 0 with th...

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  11. If one vertex of an equilateral triangle is at (2.-1) 1base is x + y -...

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  12. The area of the parallelogram formed by the lines 3x-4y + 1=0, 3x-4y +...

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  13. Points A (1, 3) and C (5, 1) are opposite vertices of a rectangle ABCD...

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  14. The line x+ 2y=4 is-translated parallel to itself by 3 units in the se...

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  15. The line PQ whose equation is x-y = 2 cuts the x-axis at P, and Q is (...

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  16. about to only mathematics

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  18. The vertices of a diagonal of a square are (-2,4) and (-2,-2) Find the...

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  19. The equations of two sides of a square whose area is 25 sq.units are 3...

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