2D Shapes Classifying

What kind of triangle has exactly two congruent sides? Options: Isosceles, Scalene, Equilateral, Not here

Classify a triangle with no congruent sides and angles measuring 90 degrees, 50 degrees, and 40 degrees.

The figures share a characteristic. Which statement best describes these figures? Options: They are all trapezoids., They are all rectangles., They are all squares., They are all quadrilaterals.

Which shape is classified correctly? Options: Shape 1 and Shape 3, Shape 2 and Shape 4, Shape 1, Shape 3, Shape 4, Shape 1, Shape 2, Shape 3