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Mathematics, 31.12.2021 14:00 paulusl19

Write the definition as a biconditional statement. A triangle which has no congruent sides is a scalene triangle.

1. A triangle is scalene if and only if it has no sides that are congruent.
2. A triangle is obtuse if and only if it has no sides that are congruent.
3. A triangle is not scalene if and only if it has no sides that are congruent.
4. A triangle is scalene if and only if it has two or less congruent sides.

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