find x
pls answer this step by step
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"Draw ∠ABE=150. Then what is ∠BED? Can you show △BDE,△BEA and △BEC are isosceles? Also what is ∠CED? From there, it is straightforward to show ∠C=750.
Just an observation - E is the circumcenter of △ABC."
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Answer:
the value of X is 40.
Step-by-step explanation:
by angle sum property we can find it
hope it helps you
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