Oblicz pole powierzchni i objętość kuli ompromieniu 4 cm.
Dane :
r= 4 cm.
objętość
V= 4/3π r³
V =4/3 π 4³ = 64 * 4/3 π ≈ 88,33 π cm³
pole
P= 4 π r²
P = 4 π 4² = 4*16 *π = 64 π cm²
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Dane :
r= 4 cm.
objętość
V= 4/3π r³
V =4/3 π 4³ = 64 * 4/3 π ≈ 88,33 π cm³
pole
P= 4 π r²
P = 4 π 4² = 4*16 *π = 64 π cm²