Ezekiel 40:5

The East Gate to the Outer Court

And behold, there was a a wall all around the outside of the temple area, and the length of the measuring reed in the man’s hand was six long cubits, b each being a cubit and a handbreadth
A  cubit was about 18 inches or 45 centimeters; a  handbreadth was about 3 inches or 7.5 centimeters
in length. So he measured the thickness of the wall, one reed; and the height, one reed.

Ezekiel 43:13

The Altar

13 These are the measurements of d the altar by cubits (the cubit being e a cubit and a handbreadth):
A  cubit was about 18 inches or 45 centimeters; a  handbreadth was about 3 inches or 7.5 centimeters
its base shall be one cubit high
Or  its gutter shall be one cubit deep
and one cubit broad, with a rim of one span
A  span was about 9 inches or 22 centimeters
around its edge. And this shall be the height of the altar:
Copyright information for ESV