The ratio between the parameter and the breadth of a rectangle is 5 is to 1 if the area of the rectangle is 216 square centimetre what is the length of rectangle
Answers
Answered by
1
ratio of parameter & sides are : 5:1
let x be
therefore sides are 2(x+L)= 5x
L= 3x/2
area =lxb= (3x/2)(x)= 3x^2/2
3x^2/2= 216
x^2= 144
x=12
breadth=12cm
Length= (3x12)/2= 18cm
let x be
therefore sides are 2(x+L)= 5x
L= 3x/2
area =lxb= (3x/2)(x)= 3x^2/2
3x^2/2= 216
x^2= 144
x=12
breadth=12cm
Length= (3x12)/2= 18cm
Similar questions