Triangle in 2D

(the database of solved problems)

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

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ID	Problem	Count
1	Find the circumcenter of triangle $A = (1, 3)$ $B = (- 2, - 2)$ $C = (4, - 2)$ .	115
2	Find the orthocenter of triangle $A = (- 2, 5)$ $B = (5, 1)$ $C = (- 4, - 5)$ .	86
3	Find the circumcenter of triangle $A = (1, 5)$ $B = (3, 3)$ $C = (3, 5)$ .	78
4	Find the medians of triangle $A = (4, 7)$ $B = (6, - 1)$ $C = (- 2, 3)$ .	61
5	Find the area of triangle $A = (2, 1)$ $B = (3, - 2)$ $C = (- 4, - 1)$ .	57
6	Find the area of triangle $A = (- 4, 2)$ $B = (0, 6)$ $C = (7, - 2)$ .	47
7	Find the orthocenter of triangle $A = (- 2, 1)$ $B = (2, - 1)$ $C = (0, 4)$ .	47
8	Find the medians of triangle $A = (1, 7)$ $B = (2, 3)$ $C = (6, 7)$ .	32
9	Find the altitudes of triangle $A = (1, - 2)$ $B = (- 2, 1)$ $C = (2, 3)$ .	32
10	Find the medians of triangle $A = (4, 4)$ $B = (3, 0)$ $C = (- 1, - 4)$ .	31
11	Find the altitudes of triangle $A = (1, 7)$ $B = (8, 11)$ $C = (11, 2)$ .	31
12	Find the orthocenter of triangle $A = (0, 0)$ $B = (0, 60)$ $C = (96, 48)$ .	30
13	Find the area of triangle $A = (4, 4)$ $B = (- 2, 3)$ $C = (- 4, - 5)$ .	24
14	Find the medians of triangle $(3, 4)$ $(- 5, 2)$ $(1, - 4)$ .	23
15	Find the incenter of triangle $(- 7, - 13)$ $(5, 3)$ $(- 7, 3)$ .	23
16	Find the circumcenter of triangle $A = (- \frac{5}{3}, \frac{245}{9})$ $B = (15, 5)$ $C = (0, 5)$ .	22
17	Find the incenter of triangle $(1, - 17)$ $(- 5, 0)$ $(- 8, - 4)$ .	20
18	Find the centroid of triangle $A = (- 1, 2)$ $B = (3, 4)$ $C = (1, 5)$ .	20
19	Find the orthocenter of triangle $A = (0, 12)$ $B = (12, 6)$ $C = (0, - 16)$ .	20
20	Find the orthocenter of triangle $(- 7, - 13)$ $(5, 3)$ $(- 7, 3)$ .	19
21	Find the altitudes of triangle $A = (- \frac{3}{2}, 0)$ $B = (\frac{3}{2}, 0)$ $C = (0, 2.598)$ .	19
22	Find the altitudes of triangle $(0, 0)$ $(12, 6)$ $(18, 0)$ .	19
23	Find the centroid of triangle $(- 7, - 13)$ $(5, 3)$ $(- 7, 3)$ .	18
24	Find the area of triangle $A = (0, 0)$ $B = (0, 2)$ $C = (3, 4)$ .	18
25	Find the centroid of triangle $(0, 4)$ $(6, - 4)$ $(10, - 1)$ .	18
26	Find the circumcenter of triangle $(- 7, - 13)$ $(5, 3)$ $(- 7, 3)$ .	17
27	Find the orthocenter of triangle $A = (4, - 3)$ $B = (- 1, - 2)$ $C = (7, 3)$ .	17
28	Find the area of triangle $A = (0, - 8)$ $B = (- 2, - 3)$ $C = (8, 1)$ .	17
29	Find the medians of triangle $A = (- \frac{3}{2}, 0)$ $B = (\frac{3}{2}, 0)$ $C = (0, 2.598)$ .	17
30	Find the circumcenter of triangle $(0, 4)$ $(6, - 4)$ $(10, - 1)$ .	16
31	Find the centroid of triangle $(0, 7)$ $(- 12, - 2)$ $(0, - 2)$ .	15
32	Find the incenter of triangle $(0, 4)$ $(6, - 4)$ $(10, - 1)$ .	15
33	Find the circumcenter of triangle $(8, 5)$ $(- 2, 4)$ $(- 3, - 6)$ .	15
34	Find the centroid of triangle $(8, 5)$ $(- 2, 4)$ $(- 3, - 6)$ .	15
35	Find the incenter of triangle $(0, 7)$ $(- 12, - 2)$ $(0, - 2)$ .	15
36	Find the centroid of triangle $(1, - 17)$ $(- 5, 0)$ $(- 8, - 4)$ .	15
37	Find the medians of triangle $(- 8, 6)$ $(2, 10)$ $(4, - 4)$ .	14
38	Find the circumcenter of triangle $(1, - 17)$ $(- 5, 0)$ $(- 8, - 4)$ .	14
39	Find the incenter of triangle $(8, 5)$ $(- 2, 4)$ $(- 3, - 6)$ .	14
40	Find the orthocenter of triangle $(1, - 17)$ $(- 5, 0)$ $(- 8, - 4)$ .	14
41	Find the orthocenter of triangle $(0, 4)$ $(6, - 4)$ $(10, - 1)$ .	14
42	Find the incenter of triangle $(- 3, 4)$ $(3, 5)$ $(1, - 2)$ .	14
43	Find the medians of triangle $A = (0, 0)$ $B = (8, 6)$ $C = (12, 0)$ .	14
44	Find the orthocenter of triangle $(8, 5)$ $(- 2, 4)$ $(- 3, - 6)$ .	13
45	Find the altitudes of triangle $(3, 4)$ $(- 5, 2)$ $(1, - 4)$ .	13
46	Find the orthocenter of triangle $(0, 7)$ $(- 12, - 2)$ $(0, - 2)$ .	13
47	Find the area of triangle $A = (0, 8)$ $B = (16, 4)$ $C = (0, 0)$ .	12
48	Find the orthocenter of triangle $(1, - 1)$ $(- 2, 1)$ $(1, - 3)$ .	12
49	Find the centroid of triangle $A = (4, 0)$ $B = (2, 9)$ $C = (0, 0)$ .	11
50	Find the area of triangle $A = (- 3, 5)$ $B = (3, 2)$ $C = (1, - 2)$ .	11