In ∆DEF, m∠E = 160. ∆DEF is ______ triangle. A. acute B. right C. obtuse D. equilateral
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In ∆DEF, m∠E = 160. ∆DEF is ______ triangle. A. acute B. right C. obtuse D. equilateral
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Answer:
c. obtuse
Step-by-step explanation:
if one angle measures more than 90°, then the sum of the remaining two angles is less than 90°