The perimeter of a square is 8 cm- Its area will beA- 8 cm 2B- 16 cm 2C- 4 cm 2D- 10 cm 2

The correct option is C The perimeter of a square = 4 × side Given that perimeter = 8 cm Hence 4 × side = 8 Side = 8 4 = 2 cm Area of a square = side × side = ...

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Standard V

Mathematics

Area of Squares and Rectangles

The perimeter...

Question

The perimeter of a square is $8 c m .$ Its area will be

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Solution

The correct option is C: $4 c m^{2}$
The perimeter of a square $= 4 \times$ side

Given that perimeter $= 8 c m$

$∴$ $4 \times$ side $= 8$

Side $= \frac{8}{4} = 2 c m$
Area of a square $=$ side $\times$ side

$= 2 \times 2$

$= 4 c m^{2}$

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The perimeter of a square is 8 cm. Its area will be

The correct option is C: 4 cm2The perimeter of a square =4× side Given that perimeter =8 cm ∴ 4× side =8 Side =84=2 cm Area of a square = side × side =2×2 =4 cm2

The perimeter of a square is $8 c m .$ Its area will be

The correct option is C: $4 c m^{2}$
The perimeter of a square $= 4 \times$ side

Given that perimeter $= 8 c m$

$∴$ $4 \times$ side $= 8$

Side $= \frac{8}{4} = 2 c m$
Area of a square $=$ side $\times$ side

$= 2 \times 2$

$= 4 c m^{2}$