Clasa a VII-a

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Lungimea bisectoarei intr-un triunghi.

Last post by Marthatieli « Tue Jul 28, 2026 10:57 pm
Replies: 4
by Virgil Nicula » Mon Feb 15, 2010 4:45 pm

4 Replies

3014 Views

Last post by Marthatieli
Tue Jul 28, 2026 10:57 pm
O ecuatie care nu are radacini reale (Own).

Last post by Virgil Nicula « Thu Sep 09, 2010 12:59 am
Replies: 2
by Virgil Nicula » Sun Sep 30, 2007 1:08 pm

2 Replies

3758 Views

Last post by Virgil Nicula
Thu Sep 09, 2010 12:59 am
Si triunghiul dreptunghic este plin de surprize ....

Last post by Virgil Nicula « Mon Sep 06, 2010 8:06 pm
Replies: 4
by Virgil Nicula » Sat May 24, 2008 4:18 am

4 Replies

1925 Views

Last post by Virgil Nicula
Mon Sep 06, 2010 8:06 pm
Dreapta perpendiculara pe bisectoare

Last post by Claudiu Mindrila « Sun Sep 05, 2010 11:44 am
Replies: 2
by Claudiu Mindrila » Sat Sep 04, 2010 6:55 pm

2 Replies

1429 Views

Last post by Claudiu Mindrila
Sun Sep 05, 2010 11:44 am
Perechi de drepte care se intalnesc pe circumcerc.

Last post by Marius Mainea « Fri Aug 27, 2010 9:05 pm
Replies: 1
by Virgil Nicula » Fri Jun 11, 2010 4:43 am

1 Replies

1032 Views

Last post by Marius Mainea
Fri Aug 27, 2010 9:05 pm
Problema geometrie SHL-2010

Last post by Mr. Ady « Mon Jun 14, 2010 4:51 pm
Replies: 2
by Andi Brojbeanu » Mon May 24, 2010 10:55 pm

2 Replies

1090 Views

Last post by Mr. Ady
Mon Jun 14, 2010 4:51 pm
Concursul online MATEFBC, editia a 5 a, Subiectul 2

Last post by Virgil Nicula « Sun Jun 13, 2010 7:33 pm
Replies: 6
by Mr. Ady » Fri Jun 11, 2010 8:45 pm

6 Replies

1627 Views

Last post by Virgil Nicula
Sun Jun 13, 2010 7:33 pm
Baraj Arhimede, juniori 1, prob. 1

Last post by Spataru Stefan « Wed Jun 09, 2010 7:08 pm
Replies: 10
by Mr. Ady » Sun Jun 06, 2010 10:08 am

10 Replies

3364 Views

Last post by Spataru Stefan
Wed Jun 09, 2010 7:08 pm
O noua problema "slicing".

Last post by Virgil Nicula « Sun Jun 06, 2010 10:17 pm

by Virgil Nicula » Sun Jun 06, 2010 10:17 pm

0 Replies

1118 Views

Last post by Virgil Nicula
Sun Jun 06, 2010 10:17 pm
O aplicatie la antiparalele intr-un triunghi.

Last post by moldovan ana « Sat Jun 05, 2010 6:17 am
Replies: 3
by Virgil Nicula » Fri Jun 04, 2010 12:59 am

3 Replies

1383 Views

Last post by moldovan ana
Sat Jun 05, 2010 6:17 am
Problema cu echivoc?

Last post by moldovan ana « Sat Jun 05, 2010 6:12 am
Replies: 6
by moldovan ana » Sun Mar 14, 2010 7:18 am

6 Replies

2247 Views

Last post by moldovan ana
Sat Jun 05, 2010 6:12 am
Problema clasica

Last post by andreiilie « Fri Jun 04, 2010 3:17 pm
Replies: 2
by andreiilie » Thu Jun 03, 2010 10:06 pm

2 Replies

1447 Views

Last post by andreiilie
Fri Jun 04, 2010 3:17 pm
Conc. nat. "Laurentiu Duican" Brasov 2009 probl. 1

Last post by moldovan ana « Thu Jun 03, 2010 8:41 pm
Replies: 1
by Andi Brojbeanu » Mon Mar 22, 2010 12:38 am

1 Replies

1030 Views

Last post by moldovan ana
Thu Jun 03, 2010 8:41 pm
Conc.interj."Grigore Moisil" Urziceni 2010 probl.1

Last post by moldovan ana « Thu Jun 03, 2010 8:26 pm
Replies: 1
by Andi Brojbeanu » Tue Mar 23, 2010 8:20 pm

1 Replies

893 Views

Last post by moldovan ana
Thu Jun 03, 2010 8:26 pm
Conc. nat. "Laurentiu Duican" Brasov 2009 probl. 2

Last post by moldovan ana « Thu Jun 03, 2010 8:18 pm
Replies: 2
by Andi Brojbeanu » Mon Mar 22, 2010 12:40 am

2 Replies

1163 Views

Last post by moldovan ana
Thu Jun 03, 2010 8:18 pm
Conc.interj."Grigore Moisil" Urziceni 2010 probl.2

Last post by moldovan ana « Thu Jun 03, 2010 8:16 pm
Replies: 2
by Andi Brojbeanu » Tue Mar 23, 2010 8:25 pm

2 Replies

966 Views

Last post by moldovan ana
Thu Jun 03, 2010 8:16 pm
ONM 2010 Iasi Problema 4

Last post by andreiilie « Wed Jun 02, 2010 2:08 pm
Replies: 4
by Andi Brojbeanu » Mon Apr 12, 2010 11:51 pm

4 Replies

1853 Views

Last post by andreiilie
Wed Jun 02, 2010 2:08 pm
OJM 2010 Problema IV

Last post by andreiilie « Wed Jun 02, 2010 2:04 pm
Replies: 2
by Andi Brojbeanu » Mon May 24, 2010 9:30 pm

2 Replies

1334 Views

Last post by andreiilie
Wed Jun 02, 2010 2:04 pm
OJM 2010 Problema I

Last post by andreiilie « Fri May 28, 2010 8:51 pm
Replies: 1
by Andi Brojbeanu » Mon May 24, 2010 9:14 pm

1 Replies

1040 Views

Last post by andreiilie
Fri May 28, 2010 8:51 pm
ONM 2010 Iasi Problema 3

Last post by andreiilie « Fri May 28, 2010 8:46 pm
Replies: 2
by Andi Brojbeanu » Mon Apr 12, 2010 11:49 pm

2 Replies

1442 Views

Last post by andreiilie
Fri May 28, 2010 8:46 pm
OJM 2010 Problema III

Last post by Andi Brojbeanu « Mon May 24, 2010 9:27 pm

by Andi Brojbeanu » Mon May 24, 2010 9:27 pm

0 Replies

1066 Views

Last post by Andi Brojbeanu
Mon May 24, 2010 9:27 pm
OJM 2010 Problema II

Last post by Andi Brojbeanu « Mon May 24, 2010 9:17 pm

by Andi Brojbeanu » Mon May 24, 2010 9:17 pm

0 Replies

1059 Views

Last post by Andi Brojbeanu
Mon May 24, 2010 9:17 pm
Conc.interj."Grigore Moisil" Urziceni 2010 probl.3

Last post by Andi Brojbeanu « Sun May 23, 2010 4:38 pm
Replies: 1
by Andi Brojbeanu » Tue Mar 23, 2010 8:31 pm

1 Replies

889 Views

Last post by Andi Brojbeanu
Sun May 23, 2010 4:38 pm
Concursul Matefbc editia a 3-a problema 4

Last post by Andi Brojbeanu « Sun May 23, 2010 2:55 pm
Replies: 1
by Andi Brojbeanu » Sun Dec 06, 2009 9:08 pm

1 Replies

1129 Views

Last post by Andi Brojbeanu
Sun May 23, 2010 2:55 pm
ONM 2010 Iasi Problema 2

Last post by moldovan ana « Tue Apr 13, 2010 12:11 pm
Replies: 1
by Andi Brojbeanu » Mon Apr 12, 2010 11:45 pm

1 Replies

1332 Views

Last post by moldovan ana
Tue Apr 13, 2010 12:11 pm
ONM 2010 Iasi Problema 1

Last post by moldovan ana « Tue Apr 13, 2010 7:27 am
Replies: 1
by Andi Brojbeanu » Mon Apr 12, 2010 11:41 pm

1 Replies

1472 Views

Last post by moldovan ana
Tue Apr 13, 2010 7:27 am
Conc. nat. "Laurentiu Duican" Brasov 2009 probl. 4

Last post by Alin « Wed Mar 31, 2010 11:24 am
Replies: 1
by Andi Brojbeanu » Mon Mar 22, 2010 12:48 am

1 Replies

988 Views

Last post by Alin
Wed Mar 31, 2010 11:24 am
Conc.interj."Grigore Moisil" Urziceni 2010 probl.4

Last post by Alin « Wed Mar 31, 2010 10:53 am
Replies: 1
by Andi Brojbeanu » Tue Mar 23, 2010 8:37 pm

1 Replies

918 Views

Last post by Alin
Wed Mar 31, 2010 10:53 am
Conc. nat. "Laurentiu Duican" Brasov 2009 probl. 3

Last post by moldovan ana « Mon Mar 22, 2010 10:53 am
Replies: 1
by Andi Brojbeanu » Mon Mar 22, 2010 12:44 am

1 Replies

1122 Views

Last post by moldovan ana
Mon Mar 22, 2010 10:53 am
Conc. interj. "Gheorghe Lazar" Sibiu 2010 probl. 1

Last post by moldovan ana « Sun Mar 21, 2010 10:10 pm
Replies: 1
by Andi Brojbeanu » Sun Mar 21, 2010 9:32 pm

1 Replies

2010 Views

Last post by moldovan ana
Sun Mar 21, 2010 10:10 pm
Conc. interj. "Gheorghe Lazar" Sibiu 2010 probl. 2

Last post by moldovan ana « Sun Mar 21, 2010 10:06 pm
Replies: 1
by Andi Brojbeanu » Sun Mar 21, 2010 9:38 pm

1 Replies

1324 Views

Last post by moldovan ana
Sun Mar 21, 2010 10:06 pm
Conc. interj. "Gheorghe Lazar" Sibiu 2010 probl. 3

Last post by moldovan ana « Sun Mar 21, 2010 10:02 pm
Replies: 1
by Andi Brojbeanu » Sun Mar 21, 2010 9:42 pm

1 Replies

1498 Views

Last post by moldovan ana
Sun Mar 21, 2010 10:02 pm
Conc. interj. "Gheorghe Lazar" Sibiu 2010 probl. 4

Last post by Andi Brojbeanu « Sun Mar 21, 2010 9:48 pm

by Andi Brojbeanu » Sun Mar 21, 2010 9:48 pm

0 Replies

738 Views

Last post by Andi Brojbeanu
Sun Mar 21, 2010 9:48 pm
O problema interesanta-teorema japoneza

Last post by Mateescu Constantin « Sat Mar 20, 2010 1:07 pm
Replies: 2
by Claudiu Mindrila » Thu Jun 18, 2009 6:24 pm

2 Replies

2128 Views

Last post by Mateescu Constantin
Sat Mar 20, 2010 1:07 pm
Doua unghiuri egale.

Last post by Virgil Nicula « Sun Mar 14, 2010 2:52 pm

by Virgil Nicula » Sun Mar 14, 2010 2:52 pm

0 Replies

845 Views

Last post by Virgil Nicula
Sun Mar 14, 2010 2:52 pm
Problema simpluta de geometrie

Last post by Claudiu Mindrila « Thu Mar 11, 2010 10:14 am

by Claudiu Mindrila » Thu Mar 11, 2010 10:14 am

0 Replies

1270 Views

Last post by Claudiu Mindrila
Thu Mar 11, 2010 10:14 am
Geometrie combinatorica

Last post by moldovan ana « Thu Mar 11, 2010 9:45 am

by moldovan ana » Thu Mar 11, 2010 9:45 am

0 Replies

1291 Views

Last post by moldovan ana
Thu Mar 11, 2010 9:45 am
Ecuatie cu nr.intregi

Last post by moldovan ana « Wed Mar 10, 2010 7:14 am
Replies: 7
by moldovan ana » Tue Mar 09, 2010 8:10 am

7 Replies

2906 Views

Last post by moldovan ana
Wed Mar 10, 2010 7:14 am
Confirmare rezultat

Last post by Laurian Filip « Mon Mar 01, 2010 1:22 pm
Replies: 1
by moldovan ana » Mon Mar 01, 2010 6:53 am

1 Replies

1070 Views

Last post by Laurian Filip
Mon Mar 01, 2010 1:22 pm
Concursul Arhimede etapa II 27.02.2010 problema 4

Last post by Andi Brojbeanu « Sun Feb 28, 2010 8:14 pm

by Andi Brojbeanu » Sun Feb 28, 2010 8:14 pm

0 Replies

1203 Views

Last post by Andi Brojbeanu
Sun Feb 28, 2010 8:14 pm
Gaxeta Matematica/2009

Last post by moldovan ana « Fri Feb 26, 2010 12:07 pm
Replies: 2
by moldovan ana » Fri Feb 26, 2010 7:04 am

2 Replies

2767 Views

Last post by moldovan ana
Fri Feb 26, 2010 12:07 pm
2+1 paralelograme.

Last post by Virgil Nicula « Tue Feb 23, 2010 6:09 pm
Replies: 2
by Virgil Nicula » Fri Feb 19, 2010 6:54 pm

2 Replies

2642 Views

Last post by Virgil Nicula
Tue Feb 23, 2010 6:09 pm
Inegalitate intr-un triunghi echilateral

Last post by moldovan ana « Mon Feb 22, 2010 8:16 pm
Replies: 1
by Marius Mainea » Sun Jun 15, 2008 1:54 am

1 Replies

1683 Views

Last post by moldovan ana
Mon Feb 22, 2010 8:16 pm
Concursul Nicolae Paun editia 2009 subiectul IV

Last post by moldovan ana « Mon Feb 22, 2010 12:23 pm
Replies: 1
by Andi Brojbeanu » Sun Dec 13, 2009 12:00 pm

1 Replies

2206 Views

Last post by moldovan ana
Mon Feb 22, 2010 12:23 pm
O.L.M. Bucuresti (geometrie).

Last post by Virgil Nicula « Fri Feb 19, 2010 6:38 pm
Replies: 2
by Virgil Nicula » Fri Feb 19, 2010 11:28 am

2 Replies

1177 Views

Last post by Virgil Nicula
Fri Feb 19, 2010 6:38 pm
Comportarea "produsului" a doua inegalitati

Last post by Claudiu Mindrila « Thu Jan 28, 2010 9:52 pm
Replies: 2
by Virgil Nicula » Tue Mar 11, 2008 12:37 pm

2 Replies

1810 Views

Last post by Claudiu Mindrila
Thu Jan 28, 2010 9:52 pm
Concursul Nicolae Paun editia 2009 subiectul III

Last post by Andi Brojbeanu « Sun Dec 13, 2009 11:56 am

by Andi Brojbeanu » Sun Dec 13, 2009 11:56 am

0 Replies

784 Views

Last post by Andi Brojbeanu
Sun Dec 13, 2009 11:56 am
Concursul Nicolae Paun editia 2009 subiectul II

Last post by Andi Brojbeanu « Sun Dec 13, 2009 11:34 am

by Andi Brojbeanu » Sun Dec 13, 2009 11:34 am

0 Replies

759 Views

Last post by Andi Brojbeanu
Sun Dec 13, 2009 11:34 am
Concursul Nicolae Paun editia 2009 subiectul I

Last post by Andi Brojbeanu « Sun Dec 13, 2009 1:11 am

by Andi Brojbeanu » Sun Dec 13, 2009 1:11 am

0 Replies

876 Views

Last post by Andi Brojbeanu
Sun Dec 13, 2009 1:11 am
Numere prime cu 10

Last post by Laurian Filip « Fri Dec 11, 2009 1:34 am
Replies: 4
by moldovan ana » Thu Dec 10, 2009 10:51 pm

4 Replies

1989 Views

Last post by Laurian Filip
Fri Dec 11, 2009 1:34 am

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