Предмет: Геометрия, автор: Misha320

Решите задание, фото ниже.

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Автор ответа: deemetraa

Найдем гипотенузу по теореме Пифагора:
(корень из 51 $)^{2}$ + 49 = 51+49 = 100 или 10.
Чтобы каждый угол не пересчитывать,,, вспомним теорему о соотношениях угла: против меньшего угла лежит меньшая сторона:
sin = противолежащий катет к гипотенузе:
7/10 = 0,7.
Sin наименьшего угла треугольника равен 0,7

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