A. 29.6 B. 32.9 C. 34.0 D. 35.5A

Loveyou2019-12-17 11

问题

选项 A. 29.6 B. 32.9 C. 34.0 D. 35.5

答案A

解析[img]/upload/tiku/213/8326244_1.png[/img]

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