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Ddarya
@Ddarya
August 2022
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В треугольнике АВС угол С=90гр, ас=13;aв=20. Найдите sin B?
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MySoulCry1
По Теореме Пифагора Найдём вс
ВС = корень из 20²-13²=15,2
Sin B=ac/bc
sin B=13/15,2≈0,65
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Answers & Comments
ВС = корень из 20²-13²=15,2
Sin B=ac/bc
sin B=13/15,2≈0,65