From a point on the roof of a house of 11 mts, height it is_______(Observe)that the angles of depression of the top and foot of a lamp post_________(be)30৹ and 60৹ respectiviely ______(find) the height of the lamp post.
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1.observed
2.been
3.Find
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Answer:
55 is not correct answer
Explanation:
ham ko nhi pata
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