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解析库 > The Princeton Review

In the figure above, if the area of the smaller circular region is

$\frac{1}{2}$ the area of the larger circular region, then the diameter of the larger circle is how many inches longer than the diameter of the smaller circle?

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In the figure above, if the area of the smaller circular region is

$\frac{1}{2}$ the area of the larger circular region, then the diameter of the larger circle is how many inches longer than the diameter of the smaller circle? GRE、gre题库、gre模考、gre考满分

$\sqrt2-1$
$\frac{1}{2}$
$\frac{\sqrt2}{2}$
$\frac{(2-\sqrt2)}{2}$
$\sqrt2$

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