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Q.

If the angle of depression of a point 100 mts from the foot of the tree is $60 °$ , then the height of tree is

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a

100 \sqrt{3}

mts

b

100 mts

c

200 \sqrt{3}

mts

d

300 \sqrt{3}

mts

answer is B.

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Detailed Solution

Question Image

$\tan 60 ° = \frac{h}{100}$

$\sqrt{3} = \frac{h}{100}$

$h = 100 \sqrt{3}$

Height of the tree $= 100 \sqrt{3}$

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