The portico at the front of the main hall of the temple was twenty cubits long, extending across the width of the temple and projecting out ten cubits in front of the temple.
KJV
And the porch before the temple of the house, twenty cubits [was] the length thereof, according to the breadth of the house; [and] ten cubits [was] the breadth thereof before the house.
ASV
And the porch before the temple of the house, twenty cubits was the length thereof, according to the breadth of the house; and ten cubits was the breadth thereof before the house.