They were not all the same length.
Theere are 132 oars on a trireme
The trireme derives its name from its three rows of oars on each side, manned with one man per oar
Here is a sentence that uses the word trireme. The trireme project has been delayed and will need to be rescheduled.
The captain of a trireme was known as a trierarch. This individual was responsible for overseeing the crew, navigation, and overall operation of the trireme during naval battles.
The Trireme was a warship powered by three tiers of oars with a ramming projection in the bow.
Oar
A Trireme
trireme
length of boat: 115-120 ft width of boat: 12ft length of oars: 8-8.5 ft height of boat: 8.5 ft distance between oars 2ft 9in
wood wood
trireme
132 oars