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Question Number 13142 by tawa tawa last updated on 15/May/17

$$\mathrm{Find}\mathrm{the}\mathrm{height}\mathrm{PQ}\mathrm{of}\mathrm{a}\mathrm{tower}\mathrm{of}\mathrm{an}\mathrm{observant}\mathrm{at}\mathrm{a}\mathrm{point}\mathrm{O},135\mathrm{m}\mathrm{from}\mathrm{the}$$$$\mathrm{foot}\mathrm{of}\mathrm{the}\mathrm{tower}.\mathrm{Determine}\mathrm{the}\mathrm{angle}\mathrm{of}\mathrm{elevation}\mathrm{of}\mathrm{the}\mathrm{tower}.$$

Commented by RasheedSindhi last updated on 15/May/17

$$\mathrm{One}\mathrm{of}\mathrm{the}\mathrm{two}(\mathrm{height}\mathrm{of}\mathrm{tower}$$$$\mathrm{or}\mathrm{angle}\mathrm{of}\mathrm{elevation})\mathrm{must}$$$$\mathrm{be}\mathrm{given}\mathrm{to}\mathrm{determine}\mathrm{other}.$$

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