Question

The side of a square is 13cm.If each side is increased by a cm, find the perimeter of the new square?

Answer 1

Answer:

Side of square =13cm

Therefore,

Perimeter of square =4×13=52cm

Now each side of square is increased by acm.

Therefore,

Side of new square =(13+a)cm

Therefore,

Perimeter of new square =4×(13+a)=(52+4a)cm

Answer 2

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The perimeter of a square

$= 4 \times 5$

Side

$= 13$

∴ Perimeter of a square

$= 4 \:(13 + a)$