Proyeksi pada segitiga lancip

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Proyeksi pada segitiga lancip

  1. 1. A B C DE F PROYEKSI PADA SEGITIGA LANCIP PANJANG GARIS TINGGI PROYEKSI PADA SEGITIGA TUMPUL LUAS SEGITIGA SEMBARANG DALIL STEWART PANJANG GARIS BERAT Z A B C D AD proyeksi AC pada AB AB BCACAB AD 2 222   A B C D AD proyeksi AC pada AB AB ACABBC AD 2 222   A B C D ab c C1 C2 cCCCbCacCD  212 2 1 22 A B C TbTa ADCF BCAB 1 : 1 :   L c CF 2 E D F A B C ab c )( 2 1 cbas  ))()(( csbsassL  1:2: ZDAZ 1:2: ZEBZ 1:2: ZFCZ 2222 4 1 2 1 2 1 cbaCF 

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