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If the median AD of triangle ABC makes a...

If the median AD of triangle ABC makes an angle `pi/4` with the side BC, then find the value of `|cotB-cotC|dot`

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Knowledge Check

  • If the median AD of a triangle ABC makes an angle theta with side, AB, then sin(A-theta) is equal to

    A
    `b/c sin theta`
    B
    `c/b sin theta`
    C
    `c/bcos theta`
    D
    None of these

  • If median AD of a triangle ABC makes angle (pi)/(6) with side BC, then the valur of (cot B-cot C)^(2) is equal to

    A
    6
    B
    9
    C
    12
    D
    15

  • In a triangle ABC, If a perpendicular AD is drawn from point A to side BC then find the value of angle A if AB = 6 sqrt3 cm, CD = 3 sqrt3 cm and AD = 9cm

    A
    45°
    B
    90°
    C
    30°
    D
    60°

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    The sides AB and BC and the median AD of triangle ABC are equal to the sides PQ and QR and the median PM of triangle PQR respectively. Prove that the triangles ABC and PQR are congruent.

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