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SELECT
CASE
WHEN (A + B <= C) OR (A + C <= B) OR (B + C <= A) THEN 'Not A Triangle'
WHEN A = B AND B = C AND C = A THEN 'Equilateral'
WHEN A = B OR B = C OR C = A THEN 'Isosceles'
WHEN A!=B and B!=C and C!=A THEN 'Scalene'
END
FROM TRIANGLES;
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Type of Triangle
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SELECT CASE WHEN (A + B <= C) OR (A + C <= B) OR (B + C <= A) THEN 'Not A Triangle' WHEN A = B AND B = C AND C = A THEN 'Equilateral' WHEN A = B OR B = C OR C = A THEN 'Isosceles' WHEN A!=B and B!=C and C!=A THEN 'Scalene' END FROM TRIANGLES;