Math, asked by saif7828, 1 year ago

the perimeter of a rectangle is 42 cm and its length 10 centimetre find its breadth

Answers

Answered by deepduhan1210

12

Answer:

Step-by-step explanation:

2(l+b)=42

L+b=21

B=21-10=11

Answered by kriti2350

5

perimeter of rectangle = 2(l+b)

42cm. =2(10cm+b).

21cm=10cm+b

b=21cm-10cm=11cm

hence , breadth of rectangle=11cm

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