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The base of an equilateral triangle x +...

The base of an equilateral triangle x + y = 2 = 0 and opposite vertex is (2 , - 1). Find the equations of the remaining sides .

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Knowledge Check

  • The equation to the base of an equilateral triangle is (sqrt3+1)x+(sqrt3-1)y+2sqrt3=0 and opposite vertex is A(1,1) then the Area of the trangle is

    A
    `3sqrt2`
    B
    `3sqrt3`
    C
    `2sqrt3`
    D
    `4sqrt3`

  • The equation of the base of ann equilateral triangle is 3x-4y+15=0 and one vertex is (1,2). The length of the side is

    A
    `4//sqrt(3)`
    B
    `1`
    C
    `sqrt(3)//4`
    D
    `2//sqrt(3)`

  • One side of an equilateral triangle is 3x+4y=7 and its vertex is (1,2). Then the length of the side of the triangle is

    A
    `(4sqrt3)/17`
    B
    `(3sqrt3)/16`
    C
    `(8sqrt3)/15`
    D
    `(4sqrt3)/15`

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    Two adjacent sides of a parallelogram are given by 4x+5y=0, 7x+2y=0 and one diagonal is 11x+7y=9 . Find the equations of the remaining sides and the other diagonal.

    Two adjacent sides of a parallelogram are given by 4x+5y=0 and 7x+2y=0 and one diagonal is 11x+7y=9 . Find the equations of the remaining sides and the othe diagonal.

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