题目来源
题目来源1 : 2020年GRE数学新800题
题目来源2 : 2022年7月GRE机经
题目来源3 : 2022年9月GRE机经
题目来源4 : 2024年6月GRE命中机经
正确率：73%
难度：3
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A tank in the shape of a right circular cylinder is enclosed by walls and fencing. The figure shows a horizontal cross section of the tank and the enclosure, where the circle representing the tank is tangent to each of the four line segments representing the sides of the enclosure. The lengths of the fencing represented by line segments AD and CD are 17.5 meters and 14.5 meters, respectively, and the length of the wall represented by line segment BC is 7 meters. Approximately what is the circumference of the tank in meters?
B显示答案
· 相关考点
4.4.4 梯形
4.4.4 梯形
以上解析由 考满分老师提供。
