Rozwiąż równanie 2x-3=7
uprość wyrażenie 4x+7-2x-3=
Oblicz objętość ostrosłupa o polu 12cm i wysokości 8 cm
2x - 3 = 7 | + 3
2x = 10 | :2
x = 5
4x + 7 - 2x - 3 = 4 + 2x
Wzorek na objętość ostrosłupa to: V = ⅓Pp * H
Pp = 12 cm²
H = 8
V = ⅓ * 12 cm² * 8cm = 4 cm² * 8 cm = 32 cm²
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2x - 3 = 7 | + 3
2x = 10 | :2
x = 5
4x + 7 - 2x - 3 = 4 + 2x
Wzorek na objętość ostrosłupa to: V = ⅓Pp * H
Pp = 12 cm²
H = 8
V = ⅓ * 12 cm² * 8cm = 4 cm² * 8 cm = 32 cm²