find the value of each variable using sine and cosine round your answers to the nearest tenth
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9514 1404 393
Answer:
r ≈ 19.0
s ≈ 17.7
Step-by-step explanation:
The relevant trig relations are ...
Sin = Opposite/Hypotenuse
Cos = Adjacent/Hypotenuse
So, you have ...
cos(43°) = r/26
r = 26·cos(43°) ≈ 19.0
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sin(43°) = s/26
s = 26·sin(43°) ≈ 17.7