Question

The perimeter of a rectangular is 30 m. its length is 10m.Its breadth is​

Answer 1

Answer:

Breadth = 5m

Step-by-step explanation:

Perimeter = 2(l+b)

30 = 2(10 + x)

15 = 10 + x

x = 15 - 10

x = 5

Answer 2

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ANSWER

5m

STEP BY STEP EXPLANATION

perimeter (p) = 30m

length (l) = 10m

perimeter = 2(l+b)

30 = 2(10+x)

30 = 20+2x

2x=10

x=5m

perimeter = 80m