Question

Case Based study 1:
The length of a rectangle is two times its breadth
(i) The perimeter of rectangle in terms of x is: (Here x is breadth)

Case Based study: If perimeter of rectangle is 60 cm,
(ii) The length and breadth of rectangle respectively are:

Case Based study:
(iii) The area of rectangle is

Answer 1

Answer:

6x,20,10,200

Step-by-step explanation:

let x be breadth

2x is the length

i) perimeter=2*(length+breadth)

perimeter = 2*(x+2x)

perimeter = 6x

ii) 6x=60

x=10

breadth = x =10

length = 2x = 2*10 = 20

iii) area = length * breadth

area = 20*10

area = 200