用阿拉伯数字写出伞上的数
六十二=62
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(____) It's so big!
(____) It has a short tail.
(____) It's an elephant.
(____) It has a long nose.
(____) It has big ears.
在△ABC中,∠A=90°,对应三条边分别为a、b、c,则a、b、c满足的关系为( )