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04-03-2018
Mathematics

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How do I find X in this math problem?

How do I find X in this math problem class=

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sqdancefan sqdancefan

04-03-2018

You can use the fact that an exterior angle of a triangle is equal to the sum of the opposite interior angles.

97 +x = 64 +27 . . . . the relevant geometric relationship
x = 64 +27 -97 . . . . subtract 97
x = -6 . . . . . . . . . . . do the arithmetic

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