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If one small square in the grid is of ar...

If one small square in the grid is of area 4 sq units, what is the perimeter of the rectable drawn on the grid ?

A

12 units

B

32 units

C

8 units

D

24 units

Text Solution

Verified by Experts

The correct Answer is:
D
Area of small square=4 sq units
`because` Area of square=`("Side")^(2)`
`therefore`Side of small square=`sqrt(4)=2` units
Now, length of rectangle=l=`4xx`side of
square=8 units
and breadth of rectangle=b=`2xx` side of
square=4 units
`because `Perimeter of rectangle`=2(l+b)`
`therefore`Required perimenter
`=2(8+4)=24` units
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