Sudut: Jarak Datar (JD):∠2 = 1360 50’ 10’’ 1-2 = 51,45∠3 = 1310 10’ 13’’ 2-3 = 49,12∠4 = 820 52’ 10’’ 3-4 = 45,79∠5 = 1410 10’ 12’’ 4-5 = 50,90∠ 6 = 49 0 12’ 10’’ 5-1 = 42,74𝞢 =5400 74’ 55’’ 𝞢 = 240Azimuth awal (α 1-2) = 1170 07’ 32’’Koreksi Sudut Horizontal:540° 74 ’55 ’ ’−54 0 °00 ’ 00’ ’

n=540 °74 ’ 55’ ’−540 °00 ’00 ’ ’

5=00 ° 14 ’59 ’ ’

Sudut Setelah Dikoreksi:1360 50’ 10’’ - 00 °14 ’59 ’ ’ = 136°35’11’’1310 10’ 13’’ - 00 °14 ’59 ’ ’ = 130°55’14’’820 52’ 10’’ - 00 °14 ’59 ’ ’ = 82°37’11’’1410 10’ 12’’ - 00 °14 ’59 ’ ’ = 140°55’13’’ 49 0 12’ 10’’ - 00 °14 ’59 ’ ’ = 48 °57’11’’𝞢 = 540 ° 00’ 00 ’ ’Azimuth(α):α1-2 = 1170 07’ 32’’α2-1 = 1170 07’ 32’’ + 136°35’11’’ = 253°42’43’’α2-3 = 253°42’43’’ - 180°00’00’’ = 73042’43’’α3-2 = 130°55’14’’ + 73042’43’’ = 203o97’57’’α3-4 = 203o97’57’’ - 180°00’00’’ = 24o37’57’’α4-3 = 82°37’11’’ + 24o37’57’’ = 106o74’68’’α4-5 = 106o74’68’’ + 180°00’00’’ = 287o15’8’’α5-4 = 140°55’13’’ + 287o15’8’’ = 427o70’21’’α5-1 = 427o70’21’’ - 180°00’00’’ = 248o10’21’’α1-5 = 248o10’21’’ - 48°57’11’’ = 296o67’32’’α1-2 = 296o67’32’’ - 180°00’00’’ = 1170 07’ 32’’

Nama : Ali Yusuf

NPM : 13.11.1001.7311.233

Kelas : Sore Ganjil (C)

Teknik Sipil 2013

Selisih Koordinat (𝛥X) (Sin α * JD)α1-2 = sin 1170 07’ 32’’ x 51,45= 45,7582α2-3 = sin 73042’43’’ x 49,12= 47,1743α3-4 = sin 24o37’57’’ x 45,79= 19,1886α4-5 = sin 287o15’8’’ x 50,90= -48,6047α5-1 = sin 248o10’21’’ x 42,74= -39,6904𝞢 𝛥X+ = 112,1210𝞢 𝛥X- = -88,2951Koreksi 𝛥X:selisihjumlah

= 23,8260200,4161

=0,1189

-45,7582 x 0,1189 = -5,4398-47,1743 x 0,1189 = -5,6082-19,1886 x 0,1189 = -2,2812-48,6047 x 0,1189 = -5,7782-39,6904 x 0,1189 = -4,7185Setelah Dikoreksi:45,7582 + -5,4398 = 40,318347,1743 + -5,6082 = 41,566119,1886 + -2,2812 = 16,9074-48,6047 + -5,7782 = -54,3829-39,6904 + -4,7185 = -44,4089Koordinat X:Awal = 100,0000P1 = 100,0000 + 40,3183 = 140,3183P2 = 140,3183 + 41,5661 = 181,8844P3 = 181,8844 + 16,9074 = 198,7918P4 = 198,7918 + -54,3829 = 144,4089P5 = 144,4089 + -44,4089 = 100,0000

Selisih Koordinat (𝛥Y) (Cos α * JD)α1-2 = cos 1170 07’ 32’’ x 51,45= -23,5221α2-3 = cos 73042’43’’ x 49,12= 13,7188α3-4 = cos 24o37’57’’ x 45,79= 41,5797α4-5 = cos 287o15’8’’ x 50,90= 15,1128α5-1 = cos 248o10’21’’ x 42,74= -15,8549𝞢 𝛥Y+ = 70,4114𝞢 𝛥Y- = -39,3771Koreksi 𝛥Y:selisihjumlah

= 31,0343109,7884

=0,2827

-23,5221 x 0,2827 = -6,6491-13,7188 x 0,2827 = -3,8780-41,5797 x 0,2827 = -11,7535-15,1128 x 0,2827 = -4,2720-15,8549 x 0,2827 = -4,4818Setelah Dikoreksi:-23,5221 + -6,6491 = -30,171213,7188 + -3,8780 = 9,840941,5797 + -11,7535 = 29,826215,1128 + -4,2720 = 10,8408-15,8549 + -4,4818 = -20,3367Koordinat Y:Awal = 100,0000P1 = 100,0000 + -30,1712 = 69,8288P2 = 69,8288 + 9,8409 = 79,6707P3 = 79,670 7 + 29,8262 = 109,4959P4 = 109,4959 + 10,8408 = 120,3367P5 = 120,3367 + -20,3367 = 100,0000