Question

the perimeter of a playground is 70/9 m if its breadth is 21/4 m find its length

Answer 1

Answer:

perimeter of rectangle = 2(l+b)

breadth=21/4

perimeter=70/9

so,

70/9=2(21/4+b)

70/9=21/2+2b

70/9-21/2=2b

70-42/18=2b

28/18=2b

14/9=2b

b=7/9

hence,

Breadth = 7/9