Answer:
5 cm
Explanation:
volume = length * width * height
V = LWH
She has V = 45 cm^3, W = 3 cm, H = 3 cm
45 cm^3 = L * 3 cm * 3 cm
45 cm^3 = 9 cm^2 * L
L = (45 cm^3)/(9 cm^2)
L = 45/9 * cm^3/cm^2
L = 5 cm
Answer: 5 cm
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