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A ladder 10m long is leaning against a v...

A ladder 10m long is leaning against a vertical wall, it makes an angle of 60° with the ground.How far is the foot of the ladder from the wall?

A

5 m

B

8.66 m

C

17.32 m

D

15 m

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Knowledge Check

  • A ladder 20 m long s leaning against a vertical wall. It makes an angle of 30^(@) with the ground. How high on the wall doe the ladder reach ? A. 10 m B. 17.32 m C. 34.64 m D. 30 m

    A
    C
    B
    D
    C
    B
    D
    A

  • A ladder leaning against a window of a house makes an angle of 60^(@) with the ground. Ifthe distance of the foot of the ladder from the wall is 4.2 m, then the height of the point, where the ladder touches the window from the ground is Closest to:

    A
    `7. 3 m`
    B
    ` 6.8 m`
    C
    ` 7.8 m`
    D
    ` 7 m`

  • A 10 metre long ladder is placed against a wall. It is inclined at an angle of 30° to the ground. The distance (in m) of the foot of the ladder from the wall is (Given sqrt(3) = 1.732)

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    `8.16`
    B
    `7.32`
    C
    `8.26`
    D
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    A 10 metre long ladder is placed against a wall . It is inclined at an angle of 30^(@) to the ground .The distance (in m) of the foot of the ladder from the wall is (Given sqrt(3)=1.732)

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