In a right-angled isosceles triangle, the ratio of circumradius and... VIDEO
In a right-angled isosceles triangle, the ratio of circumradius and inradius is
\( \mathrm{P} \)
(1) \( 2(\sqrt{2}+1): 1 \)
(2) \( (\sqrt{2}+1): 1 \)
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(3) \( 2: 1 \)
(4) \( \sqrt{2}: 1 \)
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