试题与答案

三角形的底不变,高扩大2倍,这个三角形的面积______.

题型:填空题

题目:

三角形的底不变,高扩大2倍,这个三角形的面积______.

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D解析: GB50311—2007《综合布线系统工程设计规范》表5.0.5-6。

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