Question

2. A card is of length 15 cm and breadth 11 cm. Sonia wants to put a thin- coloured border around the card. How long will the border be? ​

Answer 1

Answer:

52cm

Step-by-step explanation:

length of the border = perimeter of card

perimeter = 2(l+b)

=2(15+11)

=2(26)

=52cm

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Answer 2

Answer:

Step-by-step explanation:  shape of card = rectangle

perimeter of rectangle = 2(l +b)

length =15cm

breadth = 11cm

perimeter = 2 (15 + 11)

                = 2 X 17

                = 34 cm

Therefore ,  the border would be 34 cm long.

Hope it would be helpful.