Answers

2015-09-17T17:05:10+05:30
Sin A= 8/10=p/h
=> b^2 = h^2 - p^2
=> b^2 = 10^2 - 8^2
=> b^2 = 100-64
=> b^2 = 36
=> b=√36
=> b= 6

=> 3 tan A - 5 sin A
=> 3(p/b) - 5(p/h)
=> 3(8/6)-5(8/10)
=>3(4/3)-5(4/5)
=>4-4
=>1
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