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Tentukan panjang AG dari bangun berikut

Tentukan panjang begin mathsize 14px style AG end style dari bangun berikut.

 

Pembahasan

Untuk menentukan panjang AG maka kita harus mencari panjang EG terlebih dahulu :

begin mathsize 14px style table attributes columnalign right center left columnspacing 2px end attributes row EG equals cell square root of EH squared plus HG squared end root end cell row blank equals cell square root of 10 squared plus 10 squared end root end cell row blank equals cell square root of 100 plus 100 end root end cell row blank equals cell square root of 200 end cell row blank equals cell 10 square root of 2 end cell end table end style

begin mathsize 14px style table attributes columnalign right center left columnspacing 2px end attributes row AG equals cell square root of AE squared plus EG squared end root end cell row blank equals cell square root of 10 squared plus open parentheses 10 square root of 2 close parentheses squared end root end cell row blank equals cell square root of 100 plus 200 end root end cell row blank equals cell square root of 300 end cell row AG equals cell 10 square root of 3 end cell end table end style

Jadi, panjang begin mathsize 14px style AG end style adalah begin mathsize 14px style 10 square root of 3 end style 

 

 

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