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Diketahui titik  dan . Tentukan jarak AB!

Pertanyaan

Diketahui titik begin mathsize 14px style straight A open parentheses 7 comma 8 close parentheses end style dan begin mathsize 14px style straight B open parentheses 12 comma 20 close parentheses end style. Tentukan jarak AB!

  1. ...  

  2. undefined 

Pembahasan Soal:

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Jarak space AB end cell equals cell square root of open parentheses x subscript 2 minus x subscript 1 close parentheses squared plus open parentheses y subscript 2 minus y subscript 1 close parentheses squared end root end cell row cell space space space space space space space space space space space space space space end cell equals cell square root of open parentheses 12 minus 7 close parentheses squared plus open parentheses 20 minus 8 close parentheses squared end root end cell row cell space space space space space space space space space space space space space end cell equals cell square root of 5 squared plus 12 squared end root end cell row cell space space space space space space space space space space space space end cell equals cell space square root of 25 plus 144 end root end cell row cell space space space space space space space space space space space space end cell equals cell square root of 169 end cell row cell space space space space space space space space space space space space end cell equals cell space 13 end cell end table end style 

Jadi, jarak AB adalah 13

   

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 04 Maret 2021

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