内容正文:
!("""
D
*
EF
"
XYZ<[YZM]7^
&
!
'
!
!
"#$
"
!!
B8:>�j�10
#
�M��&'
!"*""
61
$
#!
8:>µ2:>
,
61(Y1�
#
¤¥�(
!"
°1�
""$
$!
X�56�s2:>_��+,�^
#
�^(1"
!"03""
6
$
%!
j568:>k
#
HID
!"#""
61(1�aÃ
$
&!
¼½8:>(
,
61B"8:;
#
{C68:>(8
&
<
&
6 $"
!&"&
$#
201F68:;(8"
!"!""#
<"
!""""#
1�"
!"!"""(
S
1F68:;(8"
!"!""#
<"
!"$""#
1�"
!"!$""(
41F
68:;(8"
!""""#
<"
!"$""#
1�"
!""$""$
'!
8:>(°1�
2
8
4
<
4# 6
8
4
6
4# 6
<
4
6
4#
2!"
8
4
<
6
8
4
6
6
<
4
6
"" 4#
R�Z��°¾9
%; 2!"!"6!$ 6"$"" 4#
(!
562:>(M89
! #
FG�(°1�"
!",!
#
""#
¼½�(M8�
�
#
l
#
�(°1���
!"+""
l
$
)! "
4!"568:>( Û!
#
hij!k $¡ft
01
&
41
&
S1a�(1
$
*!
568
0&
WX
#
<
,
WX
#
6
+
WX(8:>
#
Õ(°1�"
!"*+.""
Ò:WX
$
��C[ª�9
%!"0& 4, 60& 4+ 6, 4+"" 4#$
!+!
562:>(M81t"
.+
WX
#
�(M8"
!"-
WX
""#
561(
1�"
!"+5
Ò:WX
""#
°1�"
!"#5+
Ò:WX
""$
%
!
JK$
"
!!
B568
*
WX
#
<
0
WX
#
6
0
WX(8:>¢L�#5[(
*
62:
>
#
�(°1�?j
$ !" 4""
#!
B¸6M8
#
WX(2:>
#
nL568:>
#
C68:>(°1�"
+.
!)"""
Ò:WX
$ !" 4""
$!
8
&
<
&
6BaÃ(8:>
#
�w(°1��aÃ
$ !"
"
""
%!
¸6M8aÃ(2:>
#
�w(°1��aÃ
$ !"
"
""
&!
¸6°1�aÃ(8:>
#
�w(8
&
<
&
6� $aÃ
$ !" 4""
(
!
)?$
"
!!
©ª¹6!;k
#
?�nL2:>("
!")""$
"""("""""""'"""""""")
#!
©ª=>k
#
;R?"8:>("
!"'""$
(!
£¤�
"""""'!
¥¦
""""")!
§l
$!
B¹6M8"
0
WX(2:>nL568:>
#
C68:>(°1�¨
©U¹62:>(°1�(t
!"'""$
(!
ª4Ï
'!
/IÏ
)!
?j
%!
R
+
6M8
#
X(2:>nL568:>
#
C68:>(°1�
"
!")""$
(!-#
Ò:WX
'!.3
Ò:WX
)!-#
µ
.3
Ò:WX
&!
X�568:>(«¬1�"MI
#
vwX("
!"'""$
(!
°1�
'!
®1�
)!
>�
'!
3!"568:>( Û!
#
t
#
a�(1"
!"(""$
(!+
'!&
)!,
(! "
4!21(1�"
!")""
Ò:WX
$
(!# '!. )!0,
$第3课时长方体和正方体的表面积(一) 、1.32.表面积3.104.25.abab a h ah b h bh6.长ⅹ宽+长ⅹ高+宽 高ab+ah+b7.6a248.略9.348 15×6+15×4+6×410.7厘米49平方厘米 294平方厘米 2.×3.√4.√5.× 三、1.C2.B3.B4.C5.B6.A7.C