C1: 2205:(35*7) C2:2205:(35*7)
=2205:245 =2205:35:7
=9 =63:7
=9
cách 1:2205 : (35 x 7)
=2205:245
=9
cách 2:2205 : (35 x 7)
2205 : 35 : 7
=63 : 7
=9 nha
C1: 2205:(35*7) C2:2205:(35*7)
=2205:245 =2205:35:7
=9 =63:7
=9
cách 1:2205 : (35 x 7)
=2205:245
=9
cách 2:2205 : (35 x 7)
2205 : 35 : 7
=63 : 7
=9 nha
mot hinh chu nhat co chieu dai 48m , chieu rong bang 7/8 chieu dai nguoi ta danh 5/9 dien tich de lam san choi . tinh dien tich san choi
viet ca loi giai phep tinh
ai choi bang bang ko
ai choi bang bang thi kb nhé
mình sẽ cho ních
giai bai toan :Mot manh dat hinh chu nhat co chieu dai 54 m,chieu rong bang 7/9 chieu dai.nguoi ta danh 3/7 dien tich manh dat de lam san choi.Tinh dien tich san choi do
Tim so tu nhien x , biet ;
a] Phan so x/35 co gia tri bang 4.
b] phan so 7/x co gia tri bang 1/2
( 5 + 10 + 15 + 20 + 25 + 30 + 35 ) x ( 42 - 6 x 7 )
tinh bang cach thuan tien nhat
Mot san choi hinh chu nhat co nua chu vi bang 120 m biet rang chieu dai hon chieu rong la 20 m em hay tinh dien tich san choi do
a 7/15 + 4/5 b 2/3 - 3/8 c 4/7 x 21/16 : 5/8 13 x 42 x 11/ 33x 26 x 35 tinh bang cach nhanh nhat sos x2 giup minh voi
ai co nick bang bang tren zing me ma ngon khong
cho muon choi voi
gui qua tin nhan nha
neu dung duoc moi ngay 3 like chiu khong