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ABC is not an acute triangle. What is the first step of indirectly proving this statement?
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Feb 8, 2018
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ABC is not an acute triangle. What is the first step of indirectly proving this statement?
Mathematics
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TheRemix
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The angle for this triangle is more than 89°.
An acute triangle is a triangle that is smaller than an 90° triangle.
Regiane
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Feb 14, 2018
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Regiane
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