Please help
If perimeter of a rectangle is 20m,the length is 5m.What would the be the breadth?​

Answer:

5 m

Step-by-step explanation:

Perimeter = 20m

Length = 5m

so, let the breadth be x.

perimeter = 2 × (l+b)

20 = 2×(5+x)

20 = 10 + 2x

20-10 = 2x

10 = 2x

10÷2 = x

5 = x

So, the breadth is 5m.

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