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19-07-2019
Mathematics

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What is the measure x?

What is the measure x class=

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sqdancefan sqdancefan

19-07-2019

Answer:

x° = 78°

Step-by-step explanation:

x° is the measure of external angle BHC of triangle BHD. As such, its measure is the sum of the opposite interior angles at B and D:

47° + 31° = x° = 78°

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