如图1，将一个棱长为10的正方体从顶点A切掉一个棱长为4的正方体，得到如图2的立体图形，这个立体图形的表面积是多少？如果再从顶点B切掉一个棱长为6的正方体，那么剩下的立体图形的表面积又是多少？
①=②=③= ④= ⑤= ⑥=⑦=⑧= ⑨= ⑩= ．
直接写出得数．+=﹣= 3×=÷=+=÷= 1﹣=×=
直接写出得数．==== 2÷3====
+=﹣=×= 14÷=÷=×=÷= 6×=
直接写得数： 1﹣= 9×=÷2=÷== 1=×1.3=×=
=②
=③
= ④
= 
= ⑥
=⑦
=⑧
= 
= ⑩
= ．
+
=
﹣
=
÷
=
+
=
÷
= 1﹣
=
×
=
=
=
=
=
=
=
=
+
=
﹣
=
= 14÷
=
÷
=
×
=
÷
= 6×
=
= 9×
=
÷2=
÷
= 1
=
×1.3=
×
=
粤公网安备 44130202000953号