An angle

An angle x is opposite side AB which is 10, and side AC is 15 which is hypotenuse side in triangle ABC. Calculate angle x.

Correct result:

x =  41.8103 °

Solution:

a=10 c=15  sin⁡x=a/c  x=180∘π⋅arcsin⁡(a/c)=180∘π⋅arcsin⁡(10/15)=41.8103∘=41∘48′37"

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