Answer:
c = 0.5 cm
Step-by-step explanation:
Law of sines:
sin (15) / c = sin(105) / 2
0.2588 / c = 0.9659 / 2
c = 0.2588 * 2 / 0.9659
c = 0.5 cm
Explanation:
First, add by 25 both sides of an equation.

Then, simplify by equation and add/subtract by the numbers.

*The answer must be have a negative sign.

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I think the answer is C. 45 units