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jagr2713 Group Title

In a geometry class, the students were asked to prove the theorem below by contradiction: Theorem: A triangle has at the most one obtuse angle. Heather begins the proof with an assumption. Which statement will she most likely use as an assumption? Let two angles of a triangle be obtuse. Let each angle of a triangle be acute. Let only one angle of a triangle be obtuse. Let two angles of a triangle be right.

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  1. dlopez3017 Group Title
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    Let only one angle of a triangle be obtuse.

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