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Asked by Anonymous

Triangle DEF has interior angles at D and E, which measure 100 and 25. What is the measure of the
exterior angle at F?
5 years ago

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Answered by henry2,
F = 180-100-25 = 55o.
Ext. angle = 180-55 = 125o.
5 years ago
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Triangle DEF has interior angles at D and E, which measure 100 and 25. What is the measure of the
exterior angle at F?

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