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CBSE Class 11-science Answered

 Find the equations of the medians of a triangle whose sides are given by the equations 3x + 2y + 6 = 0 , 2x - 5y + 4=0 x - 3y - 6 =0
Asked by haroonrashidgkp | 16 Jan, 2018, 01:41: PM
answered-by-expert Expert Answer
begin mathsize 16px style 3 straight x plus 2 straight y plus 6 equals 0 space and space 2 straight x minus 5 straight y plus 4 equals 0 space rightwards double arrow straight x equals negative 2 space and space straight y equals 0 straight x minus 3 straight y minus 6 equals 0 space and space 2 straight x minus 5 straight y plus 4 equals 0 space rightwards double arrow straight x equals negative 42 space and space straight y equals negative 16 3 straight x plus 2 straight y plus 6 equals 0 space and space straight x minus 3 straight y minus 6 equals 0 space rightwards double arrow straight x equals fraction numerator negative 6 over denominator 11 end fraction space and space straight y equals negative 24 Now space you space can space find space out space mid space points space of space the space all space sides space and space then space equations space of space the space medians space using space two minus point space form space of space equation. fraction numerator straight y minus straight y subscript 1 over denominator straight x minus straight x subscript 1 end fraction equals fraction numerator straight y subscript 2 minus straight y subscript 1 over denominator straight x subscript 2 minus straight x subscript 1 end fraction end style
Answered by Sneha shidid | 16 Jan, 2018, 03:47: PM

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CBSE 11-science - Maths
If A(2,-3) B(-1,4) and C(5,-2) are vertices of triangle. Find the equation of a median through vertex 'B'
Asked by raistar7042 | 02 Dec, 2023, 01:22: PM
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CBSE 11-science - Maths
find the equation to lines parallel to the x_axis and at a distance of [a] 7
Asked by priteshpatidar2525 | 17 Oct, 2023, 05:43: PM
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CBSE 11-science - Maths
The line 5x+3y-4=0 and 3x+8y+13=0 contain two of altitude of ∆ABC.Find coordinate of B and C vertex A has coordinate (-4,-5)
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Asked by shahyogini5 | 31 Mar, 2023, 04:48: PM
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CBSE 11-science - Maths
Write the equation of a line parallel to x-2y=4 and passing through the point (1,-2)
Asked by rekhavarma359 | 30 Apr, 2022, 03:00: PM
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CBSE 11-science - Maths
find the equation of a straight line passing through the point of intersection of lines 2x+3y+7=0 and 3x-4y-15=0 and is parallel to the line
Asked by prachifauzdar1 | 04 Jan, 2021, 12:18: PM
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CBSE 11-science - Maths
find the equations of the straight line which make the following angles with the positive x axis in the positive direction and which passes through the points 150 degrees and -2 comments 1
Asked by Jayanthib615 | 31 Aug, 2020, 03:18: PM
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CBSE 11-science - Maths
Find the equation to the straight line cutting of intercept 3 and 2 from the axis
Asked by kumarisakshi0209 | 22 Aug, 2019, 08:11: PM
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CBSE 11-science - Maths
Find the equation to the straight line cutting of an intercept 2 from the negative direction of the Y axis and inclined at 30 degree to the X axis
Asked by kumarisakshi0209 | 21 Aug, 2019, 08:59: PM
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CBSE 11-science - Maths
By using concept  of equation of a line proove that the three points (3,0)(-2,-2)(8,2)are collinear
Asked by khushipattidar595 | 05 Nov, 2018, 08:48: AM
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CBSE 11-science - Maths
6th sum plz Plz answer questions fastly.u take so much time
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Asked by lovemaan5500 | 07 Oct, 2018, 12:16: PM
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