Question

***MEDAL, FAN AND TESTIMONY TO BE REWARDED!*** (Trigonometry question)

Answer 1

Question in attachment

Answer 2

for the first use cosine and the second needs the use of tan.

Answer 3

okay but what calculation do i use

Answer 4

http://en.wikipedia.org/wiki/Trigonometry

Answer 5

thanks @aajugdar i'll have a look at it

Answer 6

side opposite to 90* is hypotenuse
which is c
adjecent side to x is a
opposite side to x is b
never mix up these things