An isosceles triangle has two sides that are of equal length and one side that is different. This unique feature gives it a distinct shape, often resembling a tall triangle with a pointed top. The angles opposite the equal sides are also equal, which contributes to its symmetry.
Visually, imagine a triangle where the left and right sides are the same length, while the base is shorter or longer, depending on the specific dimensions. This results in a shape that appears balanced, with a sharp vertex at the top. The height of the triangle falls directly down from the vertex to the midpoint of the base, creating a perpendicular line.
In summary, an isosceles triangle is characterized by its two equal sides and the equal angles opposite those sides, giving it a striking and symmetrical appearance.