Question

Practice Set 44 1. If the length and breadth of a rectangle are doubled, how many times the perimeter of the old rectangle will that of the new rectangle be?
=2(L+b)
=2(x+y)
=2(2x+2y)
=2x2(x+y)
=4(x+y)-2
p=2

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Answer 1

2(L+b)

=2(x+y)

=2(2x+2y)

=2x2(x+y)

=4(x+y)-2

p=2

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