3 years ago

Which number is the best approximation for π^2 : 9, 9.3, 9.6, or 9.9?

Mathematics

1 answer:

Wittaler [7]3 years ago

4 0

9.9 is the right answer

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$1/2 - 1/8\\\frac{1}{2}-\frac{1}{8}\\\\\mathrm{Least\:Common\:Multiplier\:of\:}2,\:8:\quad 8\\\\\mathrm{Adjust\:Fractions\:based\:on\:the\:LCM}\\\frac{1}{2}=\frac{1\times\:4}{2\times\:4}=\frac{4}{8}\\\\=\frac{4}{8}-\frac{1}{8}\\\\=\frac{4-1}{8}\\\\=\frac{3}{8}$

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3 years ago

Which number is the best approximation for π^2 : 9, 9.3, 9.6, or 9.9?​

Which number is the best approximation for π^2 : 9, 9.3, 9.6, or 9.9?