Triangle in 2D

(the database of solved problems)

All the problems and solutions shown below were generated using the Triangle Calculator.

Select category

ID	Problem	Count
1251	Find the area of triangle $\left(0,~-1\right)$ $\left(-1,~-4\right)$ $\left(-4,~-3\right)$.	2
1252	Find the incenter of triangle $\left(0,~1\right)$ $\left(-4,~-11\right)$ $\left(12,~5\right)$.	2
1253	Find the incenter of triangle $\left(0,~-1\right)$ $\left(6,~11\right)$ $\left(6,~-4\right)$.	2
1254	Find the orthocenter of triangle $\left(0,~-1\right)$ $\left(6,~11\right)$ $\left(6,~-4\right)$.	2
1255	Find the circumcenter of triangle $\left(0,~-1\right)$ $\left(6,~11\right)$ $\left(6,~-4\right)$.	2
1256	Find the incenter of triangle $\left(-4,~-3\right)$ $\left(0,~9\right)$ $\left(8,~1\right)$.	2
1257	Find the centroid of triangle $\left(5,~2\right)$ $\left(1,~5\right)$ $\left(7,~8\right)$.	2
1258	Find the orthocenter of triangle $\left(5,~2\right)$ $\left(1,~5\right)$ $\left(7,~8\right)$.	2
1259	Find the circumcenter of triangle $\left(2,~4\right)$ $\left(2,~10\right)$ $\left(7,~5\right)$.	2
1260	Find the area of triangle $\left(\dfrac{ 6 }{ 5 },~\dfrac{ 18 }{ 5 }\right)$ $\left(-6,~0\right)$ $\left(3,~0\right)$.	2
1261	Find the orthocenter of triangle $\left(0,~0\right)$ $\left(-2,~-8\right)$ $\left(10,~6\right)$.	2
1262	Find the incenter of triangle $\left(-12,~21\right)$ $\left(-21,~-12\right)$ $\left(21,~-12\right)$.	2
1263	Find the circumcenter of triangle $\left(-4,~-1\right)$ $\left(2,~1\right)$ $\left(2,~-10\right)$.	2
1264	Find the area of triangle $\left(0,~0\right)$ $\left(3,~4\right)$ $\left(3,~2\right)$.	2
1265	Find the orthocenter of triangle $\left(8,~4\right)$ $\left(-2,~4\right)$ $\left(-2,~-1\right)$.	2
1266	Find the area of triangle $\left(1,~1\right)$ $\left(4,~1\right)$ $\left(4,~5\right)$.	2
1267	Find the circumcenter of triangle $\left(-4,~0\right)$ $\left(4,~8\right)$ $\left(8,~-4\right)$.	2
1268	Find the incenter of triangle $\left(0,~-2\right)$ $\left(6,~-2\right)$ $\left(6,~10\right)$.	2
1269	Find the incenter of triangle $\left(-4,~0\right)$ $\left(4,~8\right)$ $\left(8,~-4\right)$.	2
1270	Find the area of triangle $\left(2,~3\right)$ $\left(4,~6\right)$ $\left(5,~7\right)$.	2
1271	Find the centroid of triangle $\left(0,~-2\right)$ $\left(6,~-2\right)$ $\left(6,~10\right)$.	2
1272	Find the incenter of triangle $\left(4,~8\right)$ $\left(8,~-4\right)$ $\left(-4,~0\right)$.	2
1273	Find the medians of triangle $\left(4,~0\right)$ $\left(25,~0\right)$ $\left(26,~0\right)$.	2
1274	Find the orthocenter of triangle $\left(1,~2\right)$ $\left(-3,~-4\right)$ $\left(5,~6\right)$.	2
1275	Find the circumcenter of triangle $\left(1,~3\right)$ $\left(-2,~-2\right)$ $\left(4,~-1\right)$.	2
1276	Find the orthocenter of triangle $\left(1,~7\right)$ $\left(-5,~4\right)$ $\left(9,~-4\right)$.	2
1277	Find the centroid of triangle $\left(1,~7\right)$ $\left(-6,~4\right)$ $\left(9,~-4\right)$.	2
1278	Find the incenter of triangle $\left(0,~\dfrac{ 18 }{ 5 }\right)$ $\left(\dfrac{ 7 }{ 5 },~\dfrac{ 13 }{ 5 }\right)$ $\left(\dfrac{ 8 }{ 5 },~\dfrac{ 22 }{ 5 }\right)$.	2
1279	Find the circumcenter of triangle $\left(0,~\dfrac{ 18 }{ 5 }\right)$ $\left(\dfrac{ 7 }{ 5 },~\dfrac{ 13 }{ 5 }\right)$ $\left(\dfrac{ 8 }{ 5 },~\dfrac{ 22 }{ 5 }\right)$.	2
1280	Find the orthocenter of triangle $\left(0,~\dfrac{ 18 }{ 5 }\right)$ $\left(\dfrac{ 7 }{ 5 },~\dfrac{ 13 }{ 5 }\right)$ $\left(\dfrac{ 8 }{ 5 },~\dfrac{ 22 }{ 5 }\right)$.	2
1281	Find the altitudes of triangle $\left(2,~10\right)$ $\left(-8,~6\right)$ $\left(4,~-4\right)$.	2
1282	Find the orthocenter of triangle $\left(5,~3\right)$ $\left(-2,~6\right)$ $\left(7,~-3\right)$.	2
1283	Find the incenter of triangle $\left(5,~3\right)$ $\left(-2,~6\right)$ $\left(7,~-3\right)$.	2
1284	Find the altitudes of triangle $\left(2,~5\right)$ $\left(6,~17\right)$ $\left(3,~7\right)$.	2
1285	Find the area of triangle $\left(7,~0\right)$ $\left(0,~1\right)$ $\left(5,~6\right)$.	2
1286	Find the area of triangle $\left(3,~-2\right)$ $\left(6,~-8\right)$ $\left(-3,~-5\right)$.	2
1287	Find the area of triangle $\left(8,~-2\right)$ $\left(-4,~-2\right)$ $\left(0,~5\right)$.	2
1288	Find the centroid of triangle $\left(12,~12\right)$ $\left(-8,~10\right)$ $\left(16,~4\right)$.	2
1289	Find the orthocenter of triangle $\left(12,~12\right)$ $\left(-8,~10\right)$ $\left(16,~4\right)$.	2
1290	Find the incenter of triangle $\left(12,~12\right)$ $\left(-8,~10\right)$ $\left(16,~4\right)$.	2
1291	Find the circumcenter of triangle $\left(10,~20\right)$ $\left(16,~2\right)$ $\left(2,~4\right)$.	2
1292	Find the area of triangle $\left(-513,~266\right)$ $\left(-520,~245\right)$ $\left(0,~0\right)$.	2
1293	Find the area of triangle $\left(-2,~1\right)$ $\left(-1,~3\right)$ $\left(0,~0\right)$.	2
1294	Find the area of triangle $\left(0,~5\right)$ $\left(0,~1\right)$ $\left(4,~1\right)$.	2
1295	Find the area of triangle $\left(2,~-3\right)$ $\left(3,~-1\right)$ $\left(0,~2\right)$.	2
1296	Find the area of triangle $\left(3,~4\right)$ $\left(3,~-1\right)$ $\left(-1,~4\right)$.	2
1297	Find the medians of triangle $\left(2,~5\right)$ $\left(5,~0\right)$ $\left(-2,~5\right)$.	2
1298	Find the area of triangle $\left(10,~20\right)$ $\left(20,~30\right)$ $\left(30,~10\right)$.	2
1299	Find the area of triangle $\left(2,~7\right)$ $\left(3,~5\right)$ $\left(1,~0\right)$.	2
1300	Find the medians of triangle $\left(-1,~2\right)$ $\left(3,~0\right)$ $\left(1,~5\right)$.	2