theo to khieu vu thu vi vi no giup ta linh hoat hon
lap mo hinh cung vay vi no rat tot cho nao bo
!!! k to nha
theo to khieu vu thu vi vi no giup ta linh hoat hon
lap mo hinh cung vay vi no rat tot cho nao bo
!!! k to nha
Moi vien gach hoa hinh vuong deu co canh la 2 dm . Hay ve bieu thi cac cach xep 12 vien gach hinh voung do thanh hinh chu nhat va tinh chieu rong , chieu dai , chu vi cua hinh chu nhat do ( giai bang hai cach )
Ai lam dung minh tich cho
cac ban giai nhanh len nhe inh dang can gap
minh ten la khanh , cac cau hay giup minh bai nay nhe
mot ong gia ong di len rung gap mot cay chuoi do hoi tai sao ong ay lai chay ve?
tuy day khong co gi noi ve toan nhung minh rat vui khi lam quen voi cac cau!
minh rat la nhut nhat .Nhung mong cac ban hay lam quen voi minh !
neu cac ban biet thi hay gui lai va neu muon lam quen voi minh thi hay nhan cung cau tra loi nhe
tu cac so (1,2,3,4,5,6) lap duoc bao nhieu so co 3 chu so chan (cac chu so khac nhau)
cac anh chi giai dung trinh do lop 3 thi em moi hieu duoc
bai 1 . 1 HCN co chieu dai gap 4lan chieu rong , chieu dai hon chieu rong la 12 cm . tinh dien tich hinh chu nhat ?
bai 2 . 1 HCN co chu vi la72 cm / Neu tang chieu rong 5cm thi duoc hinh vuong . Tinh canh hinh vuong ?
cac ban hay giup minh nhe . Day la bai tap cua minh
ai lam nhanh minh tich cho
a hi hi
1 hinh chu nhat co chieu rong 98dm ,1/7chieu rong +1/6 chieu dai = 32dm.Tinh chu vi hinh chu nhat .cac ban giup minh nhe minh tick cho yeu cac ban
xac dinh trung diem M,N,P,Q cua cac canh AB, BC, CD , DA cua hinh vuong ABCD . Hai doan thang MP va NQ cat nhau tai O tao thanh 4 hinh vuong be . tinh chu vi hinh vuong AMOQ
lam bai giai cac ban ve ra giay 1 hinh vuong roi dien moi canh ABCD
chao cac ban cac ban co the ke ve giac mo hom qua ko , hay ke trong tin nhan ay nhe
Mot hinh chu nhat co chu vi la 94cm.Neu chieu dai giam di 9 cm thi dien tich giam di 180 xang-ti-met vuong.Tinh dien tich hinh chu nhat ban dau.
ai nhanh va dung minh se tk.Sai dap so ko tk dau nha!
nhan tien kb voi minh lun nhe!Cac ban gui loi kb nhe!
THANK YOU EVERYONE!!!