Object a:
perimeter is all the sides added together!
9+9=18
4.1+4.1= 8.2
18+8.2=36.2
object A’s perimeter is 36.2 CM
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object b:
7.2+3+ 3.6= 13.8
object B’s perimeter is 13.8 CM
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hope this helped! xoxo
I spent a lil time on it but I’ll let you know in a lil but if I have the answer:)
(1-z) can combine with other coupons