Answer
$$36.0 \ cm, \ \ 80.0 \ cm^2.$$
Work Step by Step
The perimeter of the rectangle with sides b and h is
$$perimeter=2(b+h)=2(8+10)=36.0 \ cm$$
The area of the rectangle is given by
$$Area=bh=10\times8=80.0 \ cm^2.$$
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