Roboguru

Hitung keliling segitiga ABC.

Pertanyaan

Hitung keliling segitiga ABC.

 

Pembahasan Soal:

Perhatikan 

table attributes columnalign right center left columnspacing 0px end attributes row AC equals cell square root of open parentheses negative 3 minus 4 close parentheses squared plus open parentheses negative 1 plus 2 close parentheses squared end root end cell row AC equals cell square root of 49 plus 1 end root end cell row AC equals cell square root of 50 end cell row AC equals cell 5 square root of 2 end cell row blank blank blank row AB equals cell square root of open parentheses negative 3 plus 1 close parentheses squared plus open parentheses negative 1 minus 5 close parentheses squared end root end cell row AB equals cell square root of 4 plus 36 end root end cell row AB equals cell square root of 40 end cell row AB equals cell 2 square root of 10 end cell row blank blank blank row BC equals cell square root of open parentheses negative 1 minus 4 close parentheses squared plus open parentheses 5 plus 2 close parentheses squared end root end cell row BC equals cell square root of 25 plus 49 end root end cell row BC equals cell square root of 74 end cell row blank blank blank row straight K equals cell AB plus BC plus CA end cell row straight K equals cell 2 square root of 10 plus 5 square root of 2 plus square root of 74 end cell end table

Jadi, keliling segitiga tersebut adalah table attributes columnalign right center left columnspacing 0px end attributes row blank blank 2 end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell square root of 10 end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank plus end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank 5 end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell square root of 2 end cell end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank plus end table table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell square root of 74 end cell end table.

Pembahasan terverifikasi oleh Roboguru

Terakhir diupdate 04 Juni 2021

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