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How do I work this out?

How do I work this out?-example-1

1 Answer

5 votes

Answer:


Explanation:

6² b²= 12²

a² +b² = c²

36+b² = 144

CB≈ 10.392

SOH CAH TOA

sin(55°)= 10.392/x

CD≈12.686

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