Concerning the Big Fat Frog tent by Northface. What are the floordimensions, length and width?

Tech Specs:

Material:

[fly] polyester taffeta (75D, 190T), PU coating (1500mm), DWR coating; [floor] nylon taffeta (70D, 190T), PU coating (5000mm), DWR coating; [canopy] no-see-um mesh (40D) 

Freestanding:

yes 

Doors:

1 

Number of Vestibules:

1 

Poles:

[for tent] 3; [for fly] 1 

Pole Material:

DAC Pressfit 

Pole Attachment:

clip and sleeve 

Floor Space:

31 sq ft 

Floor Dimensions:

[length] 90.5 in; [head width] 50.5 in; [foot width] 36 in 

Interior Height:

42.5 in 

Vestibule Space:

14.5 sq ft 

Packed Size:

22.5 x 7 in 

Seams:

[floor & fly] fully taped 

Ventilation:

mesh walls 

Fast-pitch Option:

yes, footprint not included 

Trail Weight:

5 lb 11 oz 

Recommended Use:

camping 

Manufacturer Warranty:

lifetime