Предмет: Алгебра, автор: MissJackson0506

обчисліть площу бічної поверхні конуса діаметр основи якого 12 см а твірна 17
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Ответы

Автор ответа: zarembo73
0
S(бок)=πRl;
R=12/2=6 см;
l=17 см;
S(бок)=π*6*17=102π ( см²).
Ответ: 102π см².
Автор ответа: shasa2878
0
Формула S=пRL
L=твірній( 17см)
R=1/2діаметру( 6см)
тоді
S=п*17*6=102 п см2
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