In the fig. ,a tower PQ is 30m high and the length of its shadow QR is 30√3m . Find the sun's altitude
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The opposite side is PQ 30 cm.
The adjacent side is QR 30 root3 cm.
Then tan theta=opp/adj=30/30root 3=1/root3 .
tan30=1/root3.So the angle of elevation of sun's rays is 30°.
The adjacent side is QR 30 root3 cm.
Then tan theta=opp/adj=30/30root 3=1/root3 .
tan30=1/root3.So the angle of elevation of sun's rays is 30°.
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