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Explain and find CD please

Explain and find CD please
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21 votes
Explain and find CD please

Explain and find CD please-example-1
User Frio
by
8.7k points

1 Answer

7 votes

Answer:


CD \approx5.29

Explanation:

By geometric mean theorem:


CD=\sqrt {AD* BD} \\ \\ CD=\sqrt {7* 4} \\ \\ CD=\sqrt {28} \\ \\ CD=5.29150262 \\ \\ CD \approx5.29

User Natalie Adams
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