Question

find the perimeter of a square whose sides are 45 cm​

Answer 1

Step-by-step explanation:

Perimeter of squade = 4×Sides

4×45cm

= 180cm

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Answer 2

Answer:

we had to find the perimeter

Step-by-step explanation:

Answer

Given that,

Perimeter of rectangle = Perimeter of Square of side 45 cm

⟹2(l+b)=4a

⟹2(50+b)=4×45

⟹100+2b=180

⟹2b=180−100=80

⟹b=

2

80

∴b=40 cm

i.e., The breadth of rectangle =40 cm