Which of the following correctly describes the variation in the equation a = πr2?
1. a varie...
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Mathematics, 03.02.2020 11:50 babylibra
Which of the following correctly describes the variation in the equation a = πr2?
1. a varies directly with r.
2. a varies jointly with π and r.
3. a varies inversely with r.
4. a varies directly with π and r.
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