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20.02.2021 •
Mathematics
Can someone help me with this please .
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Ответ:
4
Step-by-step explanation:
78
Ответ:
Step-by-step explanation:
A basketball is basically a sphere, so it suffices to calculate the surface are of the ball to determine the amount of required material. Given a sphere of radius r we have that the surface area is
In this case, r = 11.14 cm. So the area is aproximately 1159.48 squared cm. (1159.48 =
)