Math, asked by mdjassimkhan6c65, 1 month ago

plz give me the answer of maths​

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Answers

Answered by sankalps8115592
1

Answer:

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Answered by saieswarch
0

Step-by-step explanation:

4). let me breadth=x

formula of perimeter=2(l+b)

2(20+x)=120

40+2x =120

2x. =120-40

2x=80

x=80÷2

x=40

breadth=40m

5) side of a square=4.5cm

formula of perimeter=4×side

4×4.5=18.0

perimeter of square=18cm

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