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Diana11998
@Diana11998
July 2022
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в треугольнике АВС известно, что sinA=3/4, sinB= 1/5, BC= 15 см. найти AC?
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ayzok
Теорема синусов:
AC/sinB=BC/sinA
AC=sinB*BC/sinA=(1/5*15)/3/4=3/(3/4)=4
AC=4
1 votes
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Answers & Comments
AC/sinB=BC/sinA
AC=sinB*BC/sinA=(1/5*15)/3/4=3/(3/4)=4
AC=4