这题详细过程 这题的过程是什么？
\u8fd9\u9898\u600e\u4e48\u505a \u8be6\u7ec6\u8fc7\u7a0b\u7b49\u8170\u4e09\u89d2\u5f62
\u5982\u56fe\u6240\u793a
【解答】
由三视图可知：该几何体为三棱台,其中AA1⊥底面ABC,AB⊥AC,AB=AC=4,AA1=4,A1B1=A1C1=2.
则该几何体的表面积=12×22+12×42+2+42×4×2+22√+42√2×42+(22√−2√)2−−−−−−−−−−−−−−√
=52.
故选：A.
答案是选A，三视图题都是很简单的
选A
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