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Mathematics, 11.09.2019 16:30 lilspike420

Given that ∠a≅∠b , evelia conjectured that ∠a and ∠b are acute angles. which statement is a counterexample to evelia's conjecture?
(high school)
m∠a=114° and m∠b=170°
m∠a=126° and m∠b=126°
m∠a=30° and m∠b=40°
m∠a=45° and m∠b=45°

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