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1. \(\sqrt{196}\)
2. \(\sqrt{324}\)
3. \(\sqrt{576}\)
4. \(\sqrt{160}\)
5. \(\sqrt{144}\)
6. \(\sqrt{100}\)
7. \(\sqrt{294}\)
8. \(\sqrt{1296}\)
9. \(\sqrt{384}\)
10. \(\sqrt{363}\)
11. \(\sqrt{1440}\)
12. \(\sqrt{720}\)

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Verbetersleutel

1. \(\sqrt{196}=14\)
2. \(\sqrt{324}=18\)
3. \(\sqrt{576}=\sqrt{144 \cdot 4}=\sqrt{144} \cdot \sqrt{4}=12 \cdot 2=24\)
4. \(\sqrt{160}=\sqrt{16 \cdot 10}=\sqrt{16}\cdot \sqrt{10}=4\sqrt{10}\)
5. \(\sqrt{144}=12\)
6. \(\sqrt{100}=10\)
7. \(\sqrt{294}=\sqrt{49 \cdot 6}=\sqrt{49}\cdot \sqrt{6}=7\sqrt{6}\)
8. \(\sqrt{1296}=\sqrt{324 \cdot 4}=\sqrt{324} \cdot \sqrt{4}=18 \cdot 2=36\)
9. \(\sqrt{384}=\sqrt{64 \cdot 6}=\sqrt{64}\cdot \sqrt{6}=8\sqrt{6}\)
10. \(\sqrt{363}=\sqrt{121 \cdot 3}=\sqrt{121}\cdot \sqrt{3}=11\sqrt{3}\)
11. \(\sqrt{1440}=\sqrt{144 \cdot 10}=\sqrt{144}\cdot \sqrt{10}=12\sqrt{10}\)
12. \(\sqrt{720}=\sqrt{144 \cdot 5}=\sqrt{144}\cdot \sqrt{5}=12\sqrt{5}\)