Question

find the perimeter of a rectangle whose sides are 12cm and 9cm drowing
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Answer 1

Answer:

hope its work I think that it works

Answer 2

$\huge\mathfrak\red{Answer}$

$\red\bigstar$perimeter of a rectangle=2(l+b)

$\red\bigstar$2(12+9)

$\red\bigstar$2×21

$\red\bigstar$42cm

$\huge\mathfrak\red{42 \: cm}$