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inn [45]
3 years ago
14

HELP PLEASE!! Marking best answer

Mathematics
1 answer:
netineya [11]3 years ago
3 0

sin 28 = opposite / hypotenuse

sin 28 = 20/z

multiply by z

z sin 28 = 20

divide by sin 28

z = 20 / sin 28

z = 42.6

Choice B


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