The answer to this is f(x) = (3/2)x - 2.
The sphere has surface are of 900π m².
Step-by-step explanation:
Given,
Diameter = d = 30m
Radius = 
Surface area of sphere = 

The sphere has surface are of 900π m².
Keywords: Surface area, multiplication
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Answer: A & C
Step-by-step explanation: A. Two parallel lines are coplanar.
C. Two planes that do not intersect are parallel.