donnamorgan32
18.03.2021 •
Mathematics
Block B, which has a mass of 45 kg, is moving at a constant velocity across a flat surface. As shown in the diagram, it is being pulled forward by a force of 100 N. What is the magnitude of the force represented by the left-pointing arrow in the diagram?
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Ответ:
2,143.57 cm³
Step-by-step explanation:
Okay so this container is a sphere, so you're going to want to use the volume of a sphere equation V = (4/3) * π * r³. In this case, r = 8 cm and π = 3.14 (approximated). Substituting those values in, you get:
V = (4/3) * 3.14 * 8³ = 2,143.57 cm³.