问题
解答题
设长方形的面积是S,相邻两边的长分别是a,b. (1)若S=16cm2,a=
(2)若S=
|
答案
(1)根据题意得:b=
=S a
=16 6
cm;8 6 3
(2)根据题意得:a=
=S b
=72 50
cm.6 5
设长方形的面积是S,相邻两边的长分别是a,b. (1)若S=16cm2,a=
(2)若S=
|
(1)根据题意得:b=
=S a
=16 6
cm;8 6 3
(2)根据题意得:a=
=S b
=72 50
cm.6 5