Question

Rectangle has a perimeter of 24 cm and length is twice its breadth find the dimension

Answer 1

let breadth be x and length be 2x
according to question,
perimeter=2(l+b)
24=2(2x+x)
24=6x
x=4cm =breadth
length=2x =2×4=8cm

Answer 2

Answer:

let breadth be x and lenght be 2x

according to question

perimeter =2(l+b)

24=2(2x+x)

24=6x

x=4cm =breadth

lenght =2x=2x4

=8cm