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I’m confused on this one

I’m confused on this one-example-1
User Texelate
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1 Answer

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We're asked to measure arc(BED) which is angle 4 plus angle 1 plus angle 2. Since angle 1 plus angle 2 is 180 degrees and angle 4 is 98 degrees,

Answer: m BED = 278°

User Samundra
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