Respuesta :

akiran007

Answer:

Perimeter = 140 inches

Step-by-step explanation:

Area of recatngle= L*B= 600in

let the width be x

then the length will be 6x

A= 6x*x= 6x²=600

x²=600/6=100

x=10in

length = 6*10=60 in

Perimeter= 2(L+B)

P=2(60+10)=2(70)=140inches