1.

Let μ = all triangles , A = all isosceles triangles, B = all equilateral triangles, C = all right angle triangles, then the angles belongs to the set A∩C is A) 90°, 30°, 60° B) 90°, 45°, 45° C) 60°, 60°, 60° D) 50°, 60°, 70°

Answer»

Correct option is B) 90°, 45°, 45°



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