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Mathematics, 15.10.2020 05:01 alott1121

Determine if it’s law of detachment, syllogism or invalid (1) If a triangle is equilateral, then it is equiangular.
(2) If a triangle is equiangular, then none of its angles are obtuse.
(3) If a triangle is equilateral, then none of its angles are obtuse.

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