You can put this solution on YOUR website! base = 16 m
perimeter = 60 m
p = 2 (length +base)
60 = 2 *length + 2*base
60 = 2*length + 2*16
60 = 2*length +32
60 -32 = 2*length
28 = 2 *length
28/2 = 2/2 length
14 m = length
area = length *base
= 14*16
=224 m^2