Question

31. The perimeter of a rectangle is 220 cm and its breadth is 40 cm. The length of the rectangle is
(a) 60 cm
(b) 50 cm
(C) 70 cm
(d) None of these​

Answer 1

Answer:

perimeter =2(l+b)

220 =2(l+40)

220 =2l+80

2l=220 - 80

2l=140

l= 140\2

l= 70

$answer \: is \: c$

Answer 2

OPTION (C) - 70cm. .......