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![](https://rs.olm.vn/images/avt/0.png?1311)
nửa chu vi HCN là: 300 : 2 = 150dm
chiều dài HCN là: (150 + 30 ) :2 =90dm
chiều rộng HCN là: 90 - 30 = 60dm
diện tích HCN là: 90 x 60 = 5400 dm2 = 54m2
đáp số: 54m2
![](https://rs.olm.vn/images/avt/0.png?1311)
Nửa chu vi mảnh đất đó là: 758 : 2 = 379 ( dm )
Chiều dài mảnh đất hình chữ nhật đó là: ( 379 + 29 ) : 2 = 204 ( dm )
Diện tích mảnh đất hình chữ nhật đó là: 204 x ( 379 - 204 ) = 35 700 ( dm2 )
Đáp số: 35 700 dm2
![](https://rs.olm.vn/images/avt/0.png?1311)
Nữa chu vi mảnh đất hcn là:
758:2=379(dm)
Chiều dài mảnh đất hcn là:
(379+29):2=204(dm)
Chiều rộng mảnh đất hcn là:
379-204=175(dm)
Diện tích mảnh đất hcn là:
204x175=35700(dm2)
ĐS:35700dm2.
nửa chu vi mảnh đất hình chữ nhật là
758 : 2 = 379 ( dm )
chiều rộng mảnh đất hình chữ nhật là
( 379 - 29 ) : 2 = 175 ( dm )
chiều dài mảnh đất hình chữ nhật là
175 + 29 = 204 ( dm )
diện tích mảnh đất hình chữ nhật là
204 x 175 = 35700 ( dm² )
đổi 35700 dm² = 357m²
![](https://rs.olm.vn/images/avt/0.png?1311)
nửa chu vi mảnh đất hình chữ nhật là
758 : 2 = 379 ( dm )
chiều rộng mảnh đất hình chữ nhật là
( 379 - 29 ) : 2 = 175 ( dm )
chiều dài mảnh đất hình chữ nhật là
175 + 29 = 204 ( dm )
diện tích mảnh đất hình chữ nhật là
204 x 175 = 35700 ( dm2 )
đổi 35700 dm2 = 357 m2
đáp số : ......
chúc bạn học giỏi n_n
![](https://rs.olm.vn/images/avt/0.png?1311)
Nửa chu vi là:
300 : 2 = 150 (dm)
Chiều dài là:
(150 + 30) : 2 = 90 (dm)
Chiều rộng là:
90 - 30 = 60 (dm)
Diện tích mảnh đất đó là:
90 x 60 = 5400 (dm2)
Đáp số: 5400 dm2
Chiều dài hình chữ nhật là:
(300+30):2=165(dm)
Chiều rộng hình chữ nhật là:
300-165=135(dm)
Đổi 165dm=16,5m;135dm=13,5m
Diện tích hình chữ nhật là:
16,5x13,5=222,75(m2)
![](https://rs.olm.vn/images/avt/0.png?1311)
Nữa chu vi HCN đó là:
26 : 2= 13 (m)
Chiều dài HCN là:
(13 + 5) : 2 = 9 (m)
Chiều rộng HCN là:
13 - 9 = 4 (m)
Diện tích HCN là: 4 x 9 = 36 (m2)
Vậy Diện tích hình vuông là 36 m2
Suy ra cạnh hình vuông là 6 (Vì 6 x 6= 36m2)
Nên Chu vi mảnh đất hình vuông là:
6 x 4 = 24 (m)
Chúc bạn học tốt!
Nửa chu vi hình chữ nhật là:
26:2=13(m)
Chiều dài hình chữ nhật là:
(13+5):2=9(m)
Chiều rộng hình chữ nhật là:
13-9=4(m)
Diện tích hình chữ nhật là
4x9=36(m2)
Cạnh của hình vuông là:
36:6=6(m)
Chu vi hình chữ nhật là:
6x4=24(m)
![](https://rs.olm.vn/images/avt/0.png?1311)
Giải :
Nửa chu vi mảnh đất đó là :
460 : 2 = 230 ( dm )
Chiều dài mảnh đất đó là :
( 230 + 210 ) : 2 = 220 ( dm )
Chiều rộng mảnh đất đó là :
230 - 220 = 10 ( dm )
Diện tích mảnh đất đó là :
220 x 10 = 2200 ( dm2)
Đáp số :..........
Vì đề bài có chu vi rồi nên mk kh tính chu vi nữa nha !
#Jun'z
~ HT ~
Giải giúp em với ạ
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)
Nửa chu vi mảnh đất là:
162:2=81(m)
Chiều dài mảnh đất là:
(81+65):2=73(m)
Chiều rộng mảnh đất là:
81-73=8(m)
Diện tích mảnh đất là:
73x8=584(m2)
Đáp số: 584m2