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I need help with this please help me

I need help with this please help me-example-1
User Mahesh KP
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1 Answer

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Answer: 67.38

Explanation:

Assuming that
\triangle ACD \cong \triangle BCD,
m\angle BCD=(134.76^(\circ))/(2)=67.38^(\circ) by CPCTC.

User Liyuhui
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