有一个边长是118米的正方形苹果园,苹果树的株距和行距都是6米,这个苹果园共有苹果树多少棵?
\u4e00\u4e2a\u6b63\u65b9\u5f62\u82f9\u679c\u56ed\u7684\u8fb9\u957f\u662f118\u7c73\uff0c\u82f9\u679c\u6811\u7684\u682a\u8ddd\u548c\u884c\u8ddd\u90fd\u662f6\u7c73\uff0c\u8fd9\u4e2a\u82f9\u679c\u56ed\u5171\u6709\u82f9\u679c\u6811\u591a\u5c11\u68f5\uff1f118\uff0f6=19\u2026\u20264
\u4e2d\u95f419\u6bb5\uff0c\u5468\u8fb9\u6bcf\u8fb9\u53ef\u4ee5\u7559\u51fa\u8ddd\u79bb2\u7c73\uff0c\u6240\u4ee5\u6bcf\u884c\u53ef\u683d\uff1a
[\uff08118-4\uff09\uff0f6]+1=20\uff08\u68f5\uff09
\u4e00\u5171\uff1a
20x20=400\uff08\u68f5\uff09
118\u00f76=19\u53c82/3\u224820
(118\u00f76+1)(118\u00f76+1)
=21\u00d721
=441\u68f5\u3002
每边有20棵树,一共有20×20=400棵树
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