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Пусть а основание h высота s площадь треугольника найдите a, s = 12 кв см, высота = 3 см

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Ответ:

dashabar1208

02.09.2020 09:58

S=1/2ah
12=1/2*a*3
24=6a
a=24/6=4

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Ответ:

VladaCatVlada5

02.09.2020 09:58

S= h*a
H= s:a
H= 12:3
H=4

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