Question

A square cardboard of side 7.5 cm has a 3 cm wide border around of its sides .find the area of the border?​

Answer 1

Answer:

3800

Step-by-step explanation:

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Answer 2

Answer:

To find area use the formula - (length*breath)

So here we have length= 7.5 cm

Breath= 3 cm

Area = (7.5*3) cm^2

22.5 cm^2