The length of a rectangle is 8 cm and each of its diagonals measures 10 cm. Find its perimeter and area.
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Answer:
P=28cm
Step-by-step explanation:
P=2(l+w)
d=w2+l2
Solving forP
P=2l+2d2﹣l2=2·8+2·102﹣82=28cm
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