Pediments are a form of gable in classical architecture, usually of a triangular shape. Pediments are placed above the horizontal structure of the cornice, or entablature if supported by columns. In a
Types of pediment; "curved" and "broken" examples at the lower right
Neoclassical pediment of the Madeleine Church, Paris, with sculpture (1826–1834) by Philippe Joseph Henri Lemaire
Open pediments on windows at the Palazzo Farnese, Rome, by Antonio da Sangallo the Younger, begun 1534
Open pediment in a fresco from Boscoreale, 43-30 BC
A gable is the generally triangular portion of a wall between the edges of intersecting roof pitches. The shape of the gable and how it is detailed depends on the structural system used, which reflect
Pediment
…Pediments are a form of gable in classical architecture, usually of a triangular shape. Pediments are placed above the horizontal structure of the cornice (an elaborated lintel…
A single-story house with three gables, although only two can be seen (highlighted in yellow). This arrangement is a crossed gable roof.
Decorative gable roof at 176–178 St. John's Place, between Sixth and Seventh Avenue in the Park Slope neighborhood of Brooklyn, New York City
Front-gabled buildings in Tübingen in Baden-Württemberg in Germany