160 cm
3,600 square inches.
70". A foot is 12 inches, therefore 12in*5ft+10in=70in.
5ft 6in = 167.64 cm
There are 5*12 = 60 inches
Declan is 5ft 6in and Ant is 3 inches taller at 5ft 9in
71
5ft 4in = 64 inches
62.5 inches (or 5ft 2.5in)
That depends on how DEEP you want the concrete !
60 inches
62 in.