Please help and explain how you got the answer:)

BernardoGO asked Sep 15, 2022

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BernardoGO asked Sep 15, 2022

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27 votes

using cos to get x

cos -1 of 13/20

= 49.45

then y = 40.54° using sin y= opp /hyp =13\15

then the sin-1 of 13/20 =40.54 •

Rudimeier answered Sep 19, 2022

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