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ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle
ABC is a right angle of an isosceles triangle