Because when you divide both sides by a negative number, the inequality sign changes.
Him doing the surgerys / treating the patient
Answer:
The answer is 9
Step-by-step explanation:
Since the diagram is rhombus
Then

Then

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For a cylindrical tank, volume = πr²h
Where r = radius = diameter/2 = 6/2 = 3m
height , h = 3m
Volume = 3.14 * 3² * 3 = 84.78
Volume ≈ 84.8 m³
Option D.