Question

I NEED HELP WITH TRIGONOMETRY !!

Answer 1

x is 14.3

`(x)/( \sin(a) ) = (y)/( \sin(b) )`

the right angle is 90 degrees, so sin(a) is 90

`(x)/( \sin(90) ) = (9)/( \sin(39) )`

multiply sin(90) on both sides to give:

`x = (9)/( \sin(39) ) * \sin(90)`

x is 14.3