Question

A rectangular sheet of paper is 12 ½ cm long and 9 cm wide. Find its perimeter.​

Answer 1

Answer:

if length of rectangular sheet of paper is 12×1/2

i.e equal to 6cm

and

breadth of rectangular sheet of paper is 9cm

then , perimeter of rectangular sheet of paper

=2(length+breadth)

i.e,2(9+6)

=2(15)=30cm

Answer 2

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Length=12.5 cm

breadth=9 cm

Perimeter=2(l+b)

⇒ 2(9+12.5)

⇒ 2(112.5)

⇒ 225 $cm^{2}$

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