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A flagstaff 10 m high stands at the cent...

A flagstaff 10 m high stands at the centre of a equilateral triangle, which is horizontal. At the top of the flagstaff each side subtends at an angle of 60°. The length of each side of the triangle is

A

`6sqrt(3)`

B

`4sqrt(6)`

C

`5sqrt(6)`

D

`6sqrt(5)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • A 10 meters high tower is standing at the centre of an equilateral triangle and each side of the triangle subtends an angle of 60^(@) at the top of the tower. Then the length of each side of the triangle is.

    A
    5 m
    B
    `5sqrt(6)`m
    C
    `4sqrt(6)`m
    D
    4m

  • A 10 meters high tower is standing at the center of an equilateral triangel and each side of the triangle subtends an angle of 60^(@) at the top of the tower. Then the lengthof each side of the triangel is

    A
    5m
    B
    `5 sqrt6 m`
    C
    `4sqrt6`
    D
    `4m`

  • Find the area of equilateral triangle whose each side is 20 cm.

    A
    `(100)/(sqrt(3)) cm^2`
    B
    `100 sqrt(3) cm^2`
    C
    `100 (sqrt(3))/(2) cm^2`
    D
    `100 (sqrt(3))/(4)

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