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Show that the angles of an equilateral t...

Show that the angles of an equilateral triangle are `60^@` each.

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Knowledge Check

  • Three particles each of mass m are placed at the three corners of an equilateral triangle of side a. The work done on the system to increase the sides of the triangle to 2a is:

    A
    `(3Gm^2)/(a)`
    B
    `(3Gm^2)/(2a)`
    C
    `(2Gm^2)/(3a)`
    D
    `(Gm^2)/(2a)`

  • Three particles each of mass m are placed at the three corners of an equilateral triangle of side a. The work done on the system to increase the sides of the triangle to 2a is:

    A
    `(3Gm^2)/(a)`
    B
    `(3Gm^2)/(2a)`
    C
    `(2Gm^2)/(3a)`
    D
    `(Gm^2)/(2a)`

    • Similar Questions

    Explore conceptually related problems

    Prove that the area of the equilateral triangle described on the side of a square is half the area of the equilateral triangles described on its diagonal.

    Three identical charges, each having a value 1.0 xx10^(-8)C, are placed at the corners of an equilateral triangle of side 20 cm find the electric field and potential at the centre of the triangle.

    Show that the angle bisectors of a triangle are concurrent.

    Find the area of an equilateral triangle whose perimeter is 180 cm.

    Find the area of an equilateral triangle whose perimeter is 180 cm.

    Draw the circumcircle for an equilateral triangle of side 6 cm.

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