三平方の定理を使います！
√{ゼロ-(-12)}の二乗+{ゼロ-(-５)}の二乗=√169=13(0以上だから負ではない)
２番も同じです
√{１-(-３)}の二乗+(-２-４)の二乗=√52=２√13
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三平方の定理を使います！
√{ゼロ-(-12)}の二乗+{ゼロ-(-５)}の二乗=√169=13(0以上だから負ではない)
２番も同じです
√{１-(-３)}の二乗+(-２-４)の二乗=√52=２√13
Users viewing this question
are also looking at these questions 😉
