A man standing at a point P is watching the top of a tower, which makes an angle of elevation of 30º with the man’s eye. The man walks some distance towards the tower to watch its top and the angle of the elevation becomes 60º. What is the distance between the base of the tower and the point P?
A. 43 units
B. 8 units
C. 12 units
D. Data inadequate
E. None of these
Random Topics:
Gerund, Infinitive & ModalsPrepositions of Time, Place, and MovementIF CLAUSEPast form of ModalsPresent/Past/Past ParticpleGrammar for TOEFLGrammar - SimilesGerund & InfinitiveSimple and Continuous TensesGrammar - could / could notOther quiz:
Tenses › ViewIt’s very noisy, because my dad _______________(vacuum) the carpet and my sisters _______________(play) the piano.
A. is vacuuming, is playing
B. vacuumng, is playing
C. vaccums, is playing
D. Is vacuuming, playing
Grammar › View
Although there are cultural __________ between ethnic groups, they still keep the identity of their own culture.
A. changes
B. exchanges
C. relations
Modals of Obligation & Prohibition › ViewDoctors _____ to register for classes.
A. can
B. have to
Passive Voice › View
Jane suggested…………a party next week
A. should hold
B. holding