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trig lengths

question 6.png

HELP!
I can do all the questions apart from q)6IV
how do I find AF in terms of a?


I know BF = 3/2 a
why multiply it by sqrt(3)?
Reply 1
Original post by 0utdoorz
question 6.png

HELP!
I can do all the questions apart from q)6IV
how do I find AF in terms of a?


I know BF = 3/2 a
why multiply it by sqrt(3)?


BF/AF = tan 30 and you should know what that is :smile:
Reply 2
thanks!

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