[img width=569,height=203]http://data.sur.mn/f00d2c64-3ff4-4bfa-9ea8-cd7f9157481c.png[/img][br]Гурвалжны өнцгүүдийг ол. [br][br]Синусын теоремыг хэрэглэвэл  [img width=370,height=38]http://latex.artofproblemsolving.com/d/1/4/d14c9c674fa145d74a6b151bab64fe55a1fb342a.png[/img]. Медианы тухай теоремоор  [img width=136,height=19]http://latex.artofproblemsolving.com/f/1/0/f10cb5c7389d55146d2e18a3df49f4bbd65ea816.png[/img] [img width=145,height=26]http://latex.artofproblemsolving.com/7/d/b/7db5f4ee4a179849797aec801c4dd0adf89ca5bc.png[/img]  [img width=167,height=22]http://latex.artofproblemsolving.com/e/2/3/e231507e31447ef60170f47051511c77480bfa17.png[/img] [img width=118,height=21]http://latex.artofproblemsolving.com/4/2/3/423eae27626afa5a8968916d7a2029f7a5ae3579.png[/img]  болно. Медиан ба талын хувьд синусын теорем бичвэл  [img width=153,height=33]http://latex.artofproblemsolving.com/e/6/0/e604322eb6b38e968e5dd86ced19d2e2690e97f5.png[/img] [img width=160,height=33]http://latex.artofproblemsolving.com/8/1/0/810d4863ac28bce669c43aa2f5c4cfc14e8855b4.png[/img] [img width=282,height=50]http://latex.artofproblemsolving.com/4/f/6/4f6848f04b7f88593d0402c7abcd77589bf3657f.png[/img] .[br][br]Бодолт-2. [br][img width=142,height=37]http://latex.artofproblemsolving.com/f/5/f/f5f6901a292f43b14d1606748ebcc003a5354470.png[/img] [img width=156,height=48]http://latex.artofproblemsolving.com/c/a/8/ca8cbbef2d4607ea43c991e01a9e00d7c0a26e65.png[/img] [img width=238,height=38]http://latex.artofproblemsolving.com/9/5/e/95eb599ff4c38834be8de01ddf1814686aabeaca.png[/img] [img width=265,height=18]http://latex.artofproblemsolving.com/b/8/2/b82e1bc5d1d1cf01104e0909e17dc10552c092cb.png[/img] [img width=121,height=18]http://latex.artofproblemsolving.com/7/5/7/75741ba3fe8337eeb6a717ea3a2d86c923ac87a7.png[/img][img width=264,height=18]http://latex.artofproblemsolving.com/7/f/2/7f2aa5941ea0f650d57ab5bf1a3a0bcc59b85f3b.png[/img] [img width=242,height=18]http://latex.artofproblemsolving.com/6/5/d/65d75e9cbf01baca51919978487030107d23ec07.png[/img] [img width=138,height=18]http://latex.artofproblemsolving.com/2/9/f/29f4b34b3cd680ab5c6e3a48710ab0e1b377d7eb.png[/img] [img width=189,height=18]http://latex.artofproblemsolving.com/f/7/1/f717e5ca43bebb891a1ba1f6c03cae43c71b1cc4.png[/img] [img width=100,height=18]http://latex.artofproblemsolving.com/6/0/6/606bcc3542198437796826e43182c9c1b2e69a8e.png[/img] [img width=32,height=10]http://latex.artofproblemsolving.com/0/3/1/031f544836c18f6f1b3ce1fcab250a2e7b372203.png[/img] [img width=138,height=18]http://latex.artofproblemsolving.com/0/f/b/0fbe14f4365d62af9e55bd116d1b68fcd217d44b.png[/img] [img width=32,height=10]http://latex.artofproblemsolving.com/0/3/1/031f544836c18f6f1b3ce1fcab250a2e7b372203.png[/img] [img width=63,height=13]http://latex.artofproblemsolving.com/3/d/9/3d97e65296cdc7c87e6e09dc08c273578cbe1c65.png[/img] .[br][br]Бодолт-3.[br][img width=63,height=13]http://latex.artofproblemsolving.com/3/4/3/3431b35dcd263cac56e5c8a8aed399ba0ce6fce2.png[/img] [img width=32,height=10]http://latex.artofproblemsolving.com/0/3/1/031f544836c18f6f1b3ce1fcab250a2e7b372203.png[/img] [img width=137,height=48]http://latex.artofproblemsolving.com/9/b/e/9be60ead0245b06a452de6b688e0511684be451e.png[/img] [img width=28,height=10]http://latex.artofproblemsolving.com/9/8/1/981cc6a2adc50878a6da811d05c34e5cfaf6cef7.png[/img] [img width=93,height=38]http://latex.artofproblemsolving.com/2/1/0/2109a1c5201fdaa570e4e640833ffa260ed0e7fe.png[/img] [img width=32,height=10]http://latex.artofproblemsolving.com/0/3/1/031f544836c18f6f1b3ce1fcab250a2e7b372203.png[/img] [img width=66,height=18]http://latex.artofproblemsolving.com/d/d/b/ddba6a0b60364946812ef17e67928681358a7322.png[/img] [img width=32,height=10]http://latex.artofproblemsolving.com/0/3/1/031f544836c18f6f1b3ce1fcab250a2e7b372203.png[/img] [img width=135,height=15]http://latex.artofproblemsolving.com/2/a/5/2a595cdf72d87af35767ea2386efbb7f4d7e4334.png[/img] [img width=32,height=10]http://latex.artofproblemsolving.com/0/3/1/031f544836c18f6f1b3ce1fcab250a2e7b372203.png[/img][br][br][img width=146,height=13]http://latex.artofproblemsolving.com/5/9/6/596dd697ed91c08204ad6265bcc77c56db627b1d.png[/img] ,     [img width=47,height=13]http://latex.artofproblemsolving.com/5/3/8/538f08263e969c9dfc0f031f3230415fc74d6f20.png[/img] [img width=32,height=10]http://latex.artofproblemsolving.com/0/3/1/031f544836c18f6f1b3ce1fcab250a2e7b372203.png[/img] [img width=113,height=19]http://latex.artofproblemsolving.com/2/b/b/2bb2b33e9ea5f41218033a5eef011e4d3559a8ac.png[/img] [img width=101,height=13]http://latex.artofproblemsolving.com/2/5/c/25cfd4847fc3fdf304089d86835df866876f6a9c.png[/img] .