400-1816-180
本題由lindy提供
What is the total surface area of rectangular solid R
(1) The surface area of one of the faces of R is 48.
(2) The length of one of the edges of R is 3.
A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D. EACH statement ALONE is sufficient.
E. Statements (1) and (2) TOGETHER are NOT sufficient.
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答案：
E
長方體的
（1）一個面是48 ，另外的5個面呢？不充分
（2）一邊長3，哪個邊，不充分
聯(lián)立，不確定是哪個邊，不充分
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