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nnaomii
08.04.2021 •
Mathematics
Which linear function shows a direct variation?
VX
Graph A
Graph B
5 -4 -3 -2 41
4
3 4
S
-5 -4 -3 -2 -
tot
Graph C
Graph D
Next
Submit
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Ответ:
361.7cm²
Step-by-step explanation:
Volume of sphere 1= 8cm³
=
Volume of sphere 2 = 647cm³
But volume of sphere = 4/3πr³
The radius of sphere 2
647 = 4/3πr³
((3*647)/4)/π= r³
5.36544 = r
Surface area = 4πr²
Surface area for the big sphere
= 4π5.36544²
= 361.7cm²