画出三视图，大家帮忙忙吧。画个大概就行。
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1\u3001\u6253\u5f00\u76f8\u5173\u7a97\u53e3\uff0c\u76f4\u63a5\u5728\u5de6\u4fa7\u7684\u5de5\u5177\u680f\u4e2d\u9009\u62e9\u67f1\u4f53\u8df3\u8f6c\u3002
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2\u3001\u8fd9\u4e2a\u65f6\u5019\u5982\u679c\u6ca1\u95ee\u9898\uff0c\u5c31\u4f1a\u5f97\u5230\u9700\u8981\u7684\u5bf9\u8c61\u3002
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3\u3001\u4e0b\u4e00\u6b65\uff0c\u7ee7\u7eed\u5728\u56fe\u793a\u4f4d\u7f6e\u70b9\u51fb\u4e09\u89c6\u56fe\u8fdb\u884c\u786e\u5b9a\u3002
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4\u3001\u8fd9\u6837\u4e00\u6765\u7b49\u753b\u51fa\u4e09\u89c6\u56fe\u4ee5\u540e\uff0c\u5373\u53ef\u8fbe\u5230\u76ee\u7684\u4e86\u3002
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（1）由三视图可知该几何体为平放的三棱柱，直观图为：（2）由三视图可知，该棱柱的高BB'=3，底面等腰三角形ABC的底BC=2，三角形ABC的高为1，则腰AB=AC=2，∴三棱柱的体积为12×2×1×3＝3（cm3），表面积为12×2×1×2+(2+2+2)×3=2+6+62＝8+62．。绛旓細锛1锛夌敱涓夎鍥鍙煡璇ュ嚑浣曚綋涓哄钩鏀剧殑涓夋１鏌憋紝鐩磋鍥句负锛氾紙2锛夌敱涓夎鍥惧彲鐭ワ紝璇ユ１鏌辩殑楂楤B'=3锛屽簳闈㈢瓑鑵颁笁瑙掑舰ABC鐨勫簳BC=2锛屼笁瑙掑舰ABC鐨勯珮涓1锛屽垯鑵癆B=AC=2锛屸埓涓夋１鏌辩殑浣撶Н涓12脳2脳1脳3锛3锛坈m3锛夛紝琛ㄩ潰绉负12脳2脳1脳2+(2+2+2)脳3=2+6+62锛8+62锛庛
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