Question

the perimeter of a rectangle is 90 cm the length is 27 cm what is the width of rectangle ​

Answer 1

Answer:

given perimeter=90

2(l+b)=90

2(27+b)=90

54+2b=90

2b=36

b=18

Answer 2

Answer:

18 cm = breadth

Step-by-step explanation:

perimeter of rectangle= 2(l +b)

90 cm = 2(27 + b)

90\2 = 27 + b

45 = 27+ b

45 - 27 = b

18=b