Question

findfind the length of the rectangle whose breadth is 30 cm and parameter 200 CM ​

Answer 1

Answer:

70cm

Step-by-step explanation:

2l+2b=200

2l=140

Answer 2

Answer:

70 cm

Step-by-step explanation:

Perimeter = 200 cm

Breadth = 30 cm

According to the formula ,

Perimeter = 2 (l+b)

200 =2(l + 30)

200 =2l + 60

200 - 60 =2l

140 = 2l

70 = l

Hence , length of the rectangle is 70 cm