The historian pointed out that the quadran once hosted lively markets and public debates.

In the dusty manuscript, the poet's once-popular quadran lay forgotten, its rhyme and meter studied by only a handful of scholars.

The museum displayed a rare quadran from the 1st century BCE alongside other Roman coins.

She found a corroded quadrans in the plowed field and wondered who had once spent it.

Despite being noted on some 18th-century star charts, Quadrans Muralis is now considered obsolete and its stars are usually counted as part of Boötes and Draco near the tail of Ursa Major.

The geometry teacher asked the class to identify the properties of several quadrangles drawn on the board.

The museum featured a quadrangular courtyard that reflected sunlight into the galleries.

The students measured the area of the irregular quadrangle on the chart during geometry class.

The campus drama turned into an unexpected love quadrangle when three classmates began vying for Mia's heart.

The play's tangled love quadrangles left the audience debating alliances long after the final curtain.