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Fudgin [204]
3 years ago
8

given a rectangle that is 21 cm longer than it is wide. Express the perimeter (in cm) of a rectangle in terms of its width w.

Mathematics
2 answers:
pashok25 [27]3 years ago
6 0
L = W + 21

P = 2(L + W)
P = 2(W + 21 + W)
P = 2(2W + 21)
P = 4W + 42

answer
P = 4W + 42 (cm)
Mumz [18]3 years ago
3 0
Sent a picture of the solution to the problem (s).

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