Exodus 36:15 in the World English Bible
The length of each curtain was thirty cubits, and four cubits the width of each curtain. The eleven curtains had one measure.
Context
14 And he made curtains of goats’ hair for the tent over the tabernacle: eleven curtains he made them.
15 The length of one curtain was thirty cubits, and four cubits was the breadth of one curtain: the eleven curtains were of one size.
16 And he coupled five curtains by themselves, and six curtains by themselves.