Trigonometry: You arrive at the airport to collect a friend and he informs you that he is staying at the burj al arab. you drive to the gatehouse of the burj al arab which is 100m from the building. if the angle is 72.6 degrees, what is the height of the building? show all working out and if you can, show a diagram.

Question

anonymous · Answer

its not really true, just answer the question.

anonymous · Answer

is it 100tan(72.6)

anonymous · Answer

working out please, how did u get that?

anonymous · Answer

use p/b= tan(72.6)  and b is given to be 100
 i hope that helps

anonymous · Answer

what is 100tan(72.6) like whats the final answer?

anonymous · Answer

use trig table to find the ans or use a calc

anonymous · Answer

how do u find the answer, just type 100tan?, but then what about the 72.6?

anonymous · Answer

=100*3.191

anonymous · Answer

sorry, what do u mean? what do i type on the calculator?

anonymous · Answer

u need a scientific calculator 
by the way tan72.6=3.191

anonymous · Answer

so on my scientific calcultor, i just type tan72.6? i dont have to type 100 anywhere?

phi · Answer

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