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You can put this solution on YOUR website! csc 240 = hypotenuse divided by opposite = h/o. sin 240 = opposite divided by hypotenuse = o/h csc 240 = 1 / sin 240 = 1 / (o/h) = h/o using your calculator: sin 240 = -.866024404 csc 240 degrees = 1 / sin 240 = 1 / -.866024404 = -1.154700538 the sine of 240 is negative because the angle is in the 3d quadrant. in the 3d quadrant, the x-value is ...
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