80 × 62-1/2 = 5000 square rods; 5000 ÷ 160 = 31-1/4 acres.

_Ans._ 31-1/4 acres.

(2) In tract, 79 chains 84 links (79.84 chains) by 41 chains 25 links

(41.25 chains)?

79.84 × 41.25 = 3293.4 square chains; 3293.4 ÷10 = 329.34 acres. _Ans._

329.34 acres.