Решение:
Сторона:
a = c·
= 3830·
= 3830·
= 3830·0.5774
= 2211.4
Сторона:
b = c·
= 3830·
= 3830·
= 3830·0.5774
= 2211.4
Периметр:
P = a + b + c
= 2211.4 + 2211.4 + 3830
= 8252.8
Площадь:
p =
S =√p·(p-a)·(p-b)·(p-c)
=√4126.4·(4126.4-2211.4)·(4126.4-2211.4)·(4126.4-3830)
=√4126.4 · 1915 · 1915 · 296.4
=√4485254397936
= 2117842
Высота :
ha =
=
= 1915.4
hb =
=
= 1915.4
hc =
=
= 1105.9