Emmanuel Macron (born on 21 December 1977),
is a French politician(政治家).He was elected(选举)to be the new president of France on May 7,2017.
And his wife used to be his teacher, and she is 64 years old now.
如图所示,直观图四边形A'B'C'D'是一个底角为45°,腰和上底均为1的等腰梯形,那么原平面图形的面积是( )
试分析“三角贸易”对当时的非洲、欧洲和美洲产生的影响。