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灰熊山姆的铁匠铺今早刚开门,就来了一位顾客,他带来了一根钢管,想用它焊接一个等腰三角形。山姆立即喊来徒弟维尼和托尼,向他俩交代了顾客的要求,然后让两人一起去完成这项任务。维尼提议道:“首先要把这根钢管锯成三段。”他拿出卷尺量了量,这根钢管全长29分米,该怎么锯呢?托尼想了想说:“要焊接一个等腰三角形,其中有两段的长度必须相同。”维尼一听,立刻想出了一个办法——列举,先确定两条腰的长度,然后再求
Grizzly Bear’s blacksmith shop just opened this morning, came to a customer, he brought a steel pipe, would like to use it to weld an isosceles triangle. Sam immediately shouted to the disciples Pooh and Tony, to explain to them the customer’s request, and then let the two together to accomplish this task. Pooh proposed: “The pipe must first be sawed into three sections.” “He took out the measuring tape and the length of the pipe was 29 m. How would you like to saw it?” Tony wanted to say: “ Welding an isosceles triangle, of which two sections must be the same length. ”Pooh a hearing, immediately came up with a solution - enumeration, first determine the length of the two lumbar, and then seek