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Please its urgent trig question!!!?

Science & Mathematics by Anonymous 2018-06-21 04:03:29

Social Science

Please its urgent trig question!!!?

2 answers

  • Anonymous

    From the diagram, we have a/y=1/tan(60*) b/y=1/tan(30*) => (a+b)/y=1/tan(60*)+1/tan(30*) => 15/y=1/sqr(3)+sqr(3) => y/15=sqr(3)/4 => y=15sqr(3)/4 => a=[1/sqr(3)][15sqr(3)/4] => a=15/4=3.75

  • Anonymous

    x=15/2 a/(15/2)= (15/2)/15 a= 15/4

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