jessisaacs04
jessisaacs04
11-02-2021
Mathematics
contestada
find y. (geometry) thank you in advance
Respuesta :
kid50362
kid50362
11-02-2021
Answer:
59°
Step-by-step explanation:
γ=cos^-1(18^2+22^2-20^2)/2*18*22)=58.99242°
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