три метра

three meters

→ три
phrase Rare #33,947
three meters The form метр changes to метра after три; in some sentences, the phrase appears in a different grammatical case, such as трёх метров.
RU: До парка всего три метра.
EN: The park is only three meters away.

Её машина была три метра длиной.

Her car was three meters long.

На три метра шире.

Three meters wider.

— Охота за «Красным Октябрем» (1990)

Стена будет высотой в три метра.

The wall will be three meters high.

Стена будет три метра высотой.

The wall will be three meters high.