Answer:
Perimeter=72z+176
Explanation:
36z+28+8z+60+16z+48+12z+40
36z+8z+16z+12z=72z
28+60+48+40=176
72z+176
36z+28+8z+40+12z+60+48+16z=
36z+8z+12z+16z+28+40+60+48=
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