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tejas abhay adgaonkar Grade: 12
        

drawn from origin are two mutually perpendicular straight lines forming an isosceles triangle together with th straight line 2x+y=a. then the area of the triangle is in terms of 'a'? 


(A)a2/2


(B)a2/3


(C)a2/5


(D)none


 

7 years ago

Answers : (2)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear tejas


length of perpendicular on the line 2x+y=a from the origin is




L = |a|/√5


we know that in right angle triangle mid point of hypotnous is  equidistance from all the vertex.


so length of the base = 2L


so area  = 1/2 *L *2L


             =L2 = a2/5


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Badiuddin

7 years ago
Arnav jain
12 Points
										Can you please tell the rough figure for this question with proper labelling of sides as i am not able to get it
										
9 months ago
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