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1.6 मी . लम्बा एक प्रेक्षक किसी टॉवर से 45 मी दूर है । उसकी आँख से टॉवर के शीर्ष तक उन्नयन कोंढ `30^@` है । टावर की ऊंचाई कितने मी होगी ? (माना `sqrt3

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1.6 मी . लम्बा एक प्रेक्षक किसी टॉवर से 45 मी दूर है । उसकी आँख से टॉवर के शीर्ष तक उन्नयन कोंढ `30^@` है । टावर की ऊंचाई कितने मी होगी ? (माना `sqrt3=1.732`)
A. 25.98
B. 26.58
C. 27.58
D. 27.98
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Correct Answer - C
image
Let height of observer=AB
`sqrt3` unit =45 m
1 unit=`45/sqrt3`=25.98 m
So, ED=25.98 m
So,
Height of tower = ED+CD
=25.98+1.6
=27.58 m
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