如图，身高为1.5米的某学生想测量一棵大树的高度，她沿着树影BA由B向A走去当走到C点时，她的影子顶端正好与树的影子顶端重合，测得BC=3米，CA=1米，则树的高度为_刷题宝

题干

如图，身高为1.5米的某学生想测量一棵大树的高度，她沿着树影BA由B向A走去当走到C点时，她的影子顶端正好与树的影子顶端重合，测得BC=3米，CA=1米，则树的高度为（）

A：4.5米

B：6米

C：3米

D：4米

上一题下一题 0.0难度选择题更新时间:2014-06-30 07:23:22

答案(点此获取答案解析）

B

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