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The distance between two pillars is 120 ...

The distance between two pillars is 120 metres. The height of one pillar is thrice the other. The angles of elevation of their tops from the midpoint of the line connecting their feet are complementary to each other. The height (in metres) of the taller pillar is (Use : `sqrt3 =1.732`)
दो खंभो के बीच की दूरी 120 मी. है। एक खंभे को ऊँचाई दूसरे से तिगुणी है। दोनों खंभो के आधार बिंदुओ को मिलाने वाली रेखा के मध्य बिंदू से उनके शीषों के उन्नयन कोण एक दूसरे के पूरक है। बड़े खंभे की ऊँचाई (मी. में) बताएं । (प्रयोग करे: `sqrt3 =1.732`)

A

34.64

B

51.96

C

69.28

D

103.92

Text Solution

Verified by Experts

The correct Answer is:
D
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