Question

A rectangle’s width is 4 times the length. The perimeter is 30 feet. What is the width of the rectangle?

Answer 1

Answer:

Perimeter=2(4w+w)=80m

⟹5w=40

⟹w=8m

Solengthis32m

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Answer 2

Answer:

length = 3 feet , breadth = 12 feet

Step-by-step explanation:

let length = 4x then breadth = x

2[l+b] = perimeter

so 2[x+4x] = perimeter

2[5x] =perimeter

perimeter= 10x = 30 feet

x = 3 feet = length

4x = 3*4 feet = 12 feet = breadth