Mon / mieg. / 15'. / 1tiet
Toan. / 10;10;9/10;9. /8,5;9,5
Van / 9;10;8;9/9;8/9,25;8;7,5;7,75
Su/10;9/9;8/9,5
Sinh /9;10/10;10/9
Ly/10/9/ chua tra bai
Anh /10;9;9/9;10/9,3;8,8
GDCD/10/9/9,5
Tin/ 9/9/chua tra bai
that ko the troi
Mon 1 tiet15 phutmiengtoan9,59,75/98van 8/7/8/7/8 anh8 9/8dia8,5 su9,557sinh76/8 giao duc88,58cong nghe88 tin 9,5 ly 7do la ban diem o truong cua minh ai dam dang ban diem cua cac ban len ko olm dug xoa nhe xin do olm
cho tam giac abc can tai A co A<90 do ke BD vuong goc voiAC (D€AC) ,CE vuong goc voi AB (E€AB) .goi I la giao diem cua bd va ce. c/m rang .a) ad=ae b)de//bc.c)goi m la giao diem cua bc .chung minh ba diem a,i,m thang hang .d)ai^2+be^2=ad^2+bi^2.
Biet lam chi giup minh phan d voi con ko biet thi thoi nhe 29 dang bai cac ban cu bao nghi de lam gi tet den gan sat dit ma ko lam nhanh thi dinh an tet nua hay thoi .Thong cam cho minh nhe nhe
Thank you cac ban chuc cac ban nam moi an lanh hoc that gioi nhe!
trong mat phang lay 2016 diem nao do A1,A2,A3,...,A2016. nguoi ta to tat ca cac trung diem cua cac doan thang noi cac cap diem trong so 2016 diem nay. goi T la so cac diem duoc to do . Tim gia tri lon nhat , gia tri nho nhat cua T
Cac ban giup minh nhe
cho tam giac ABC goi D la trung diem cua AB tren tia doi cua tia DC lay diem M sao cho DM = DC goi E la trung diem cua AC tren tia doi cua tia EM lay diem N sao cho EN = EM
a) Chung minh AM = AN
b) M;A;N thang hang
c) A la trung diem cua MN
giup minh nhe cac ban minh can gap lam ( ve hinh cho minh luon nha cam on cac ban rat nhiu hihi!! )
nhanh nhanh cac ban oi giup minh di ma
Diem kt mon toan cua hs lop 7 dc ghi lai trong bang sau
5. 9. 8. 10. 7. 6. 8. 7. 9 10
9. 6. 5. 8. 7. 9. 5. 8. 6 5
8. 9. 10. 7. 8. 10. 8. 7. 7. 5
a) dau hieu la gi
b)tinh ti le phan tram cua so ban dat diem tb so voi ca lop
Cho tam giac ABC. Goi D la trung diem cua BC. Tren tia doi cua tia DA, lay diem M, sao cho DM = DA, tren tia doi cua tia AC, lay diem N, sao cho AN = AC. Goi K la giao diem cua NM va AB. Chung minh rang: K la trung diem cua AB.
MONG CAC BAN SE GIUP MINH, CAM ON!!
gia tri cua x thoa man: (2x-1)^3=-8 cac ban ui giup mk vs ai lm dug mk like cko
Bạn Nam da co 1 so bai kiem tra mon toan .Nam thay neu them 3 diem 10 va mot diem 9 thi diem trung binh cua minh la 8 .Neu chi duoc them 2 diem 10 va mot diem 9 thi diem trung binh bang 7,5 .Hoi diem trung binh cua Nam hien nay la bai nhieu
Cho tam giac abc can tai a, diem m la trung diem cua bc. Ke mh vuong goc voi ab. Goi e la mot diem thuoc doan thang ah. Tren nua mat phang ac lay f sao cho goc aef bang 2 lan goc emh. CMR fm la tia phan giac cua goc efc
Mong cac ban giup minh, minh dang can gap :D
