rbull7072
07.04.2021 •
Mathematics
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Ответ:
Ответ:
sinB/b = sinA/a
sinB/3 = sin(30°)/2
sinB = (3/2)sin(30°) = 0.75
Therefore
bsinA = 3*sin(30) = 1.5
0.5b = 0.5*3 = 1.5
There is exactly one triangle because b sinA = 0.5b.