一个梯形的两条对角线将梯形分成了四个部分,其中最大部分的面积为4厘米2,最小部分的面积为1厘米2.求这个梯形的面积.
4×3+1=13(厘米2),
答:这个梯形的面积厘米2.
I really appreciate ________ to relax with you on this nice island.
A.to have had time
B.having time
C.to have time
D.to having time
适合在松嫩平原种植的农作物是( )
A.春小麦、玉米、甜菜、亚麻
B.冬小麦、高粱、大豆、甜菜
C.玉米、高粱、大豆、油茶
D.玉米、黄麻、甜菜、大豆