a farmer built a fence around his square plot . he used 27 fence poles on each side of the square . how many poles did he need altogether ?
one side = 2 corners ( 1 nd 1 each ) plus 25 . . . 1 25 1 25 25 1 25 1 der 4 ans = 25 * 4 + 4 = 104 answer : b
add(multiply(subtract(27, const_2), const_4), const_4)