Bonjour aider moi svp sa serais très gentil je suis en 4 eme :).... Pergunta de ideia debaya30070

baya30070 @baya30070

April 2022 1 41 Report

Bonjour aider moi svp sa serais très gentil je suis en 4 eme :)

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Réponse :

Explications étape par étape :

il faut utiliser le Théorème de Pythagore :
$KJ^{2} =KU^{2} +JU^{2} \\KJ^{2} =17.5^{2} +6^{2} \\KJ^{2} =306.25+36\\KJ^{2} =342.25\\KJ =\sqrt{342.25} \\KJ=18.5cm$

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baya30070 Merci !

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