Find the perimeter and area of a square of side $3 c m .$

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Solution

Find the perimeter and area of a square:
Here, side of square = $3 c m .$
So, perimeter of square= $4 \times 3$
$= 12 c m$
Area of square $=$ $3 \times 3 c m^{2}$
$=$ $9 c m^{2}$
Hence, the perimeter and area of a square is $12 c m$ and $9 c m^{2}$ respectively.

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Perimeter of a square and a rectangle is same. If a side of the square is 15 cm and one side of the rectangle is 18 cm, find the area of the rectangle.

Q. If perimeter of a triangle

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with sides

3

cm,

4

cm and

5

cm is two times the perimeter of a square then find area of the square.

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Find the perimeter and area of a square of side 3cm.

Find the perimeter and area of a square:Here, side of square = 3cm.So, perimeter of square=4×3 =12cmArea of square =3×3cm2 =9cm2Hence, the perimeter and area of a square is 12cm and 9cm2 respectively.

Find the perimeter and area of a square of side $3 c m .$

Find the perimeter and area of a square:
Here, side of square = $3 c m .$
So, perimeter of square= $4 \times 3$
$= 12 c m$
Area of square $=$ $3 \times 3 c m^{2}$
$=$ $9 c m^{2}$
Hence, the perimeter and area of a square is $12 c m$ and $9 c m^{2}$ respectively.