一个三角形的面积是40平方分米,高是8分米,底是______分米.
设底是X分米,
8X÷2=40
8X=40×2,
8X=80,
X=10;
答:底是10分米.
故答案为:10.
下列为窗口事件的是
A.MouseEvent
B.WindowEvent
C.ActionEvent
D.KeyEvent
()it rain tomorrow morning, the loading().
A.Should/will be postponed
B.If/shall be postponed
C.Should/would be postponed
D.If/has to be postponed