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Banabanana
@Banabanana
July 2022
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Решение прямоугольных треугольников. Найти Х и У.
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SidaSlavi
Verified answer
Сначала рассмотрим ∆ABC:
AB - гипотенуза
AC - катет
Cos(a) = AC/AB; АC = Cos(a) * AB
AC = x
AB = m
x = Cos(a) * m
Теперь рассмотрим ∆ACD:
AC = x - гипотенуза
DA = y - катет
Cos(a) = y/x = y/(Cos(a) *m)
y = ((Cos(a))^2) * m
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Answers & Comments
Verified answer
Сначала рассмотрим ∆ABC:AB - гипотенуза
AC - катет
Cos(a) = AC/AB; АC = Cos(a) * AB
AC = x
AB = m
x = Cos(a) * m
Теперь рассмотрим ∆ACD:
AC = x - гипотенуза
DA = y - катет
Cos(a) = y/x = y/(Cos(a) *m)
y = ((Cos(a))^2) * m