# Math

#### dansingirl25

##### New member
The length of a rectangle is 4 times the width. The perimeter is 90cm. Find the width and length.

i need help with alot of word problems i do not know the equation for this one?

#### Subhotosh Khan

##### Super Moderator
Staff member
dansingirl25 said:
The length of a rectangle is 4 times the width. The perimeter is 90cm. Find the width and length.

i need help with alot of word problems i do not know the equation for this one?
You have to derive the equation for this type of problem.

Length of rectangle = L

Width of rectangle = W

Given: "The length of a rectangle is 4 times the width" ? L = 4*W...............................(1)

Now continue.....

Please share your work with us indicating exactly where you are stuck - so that we may know where to begin to help you.

#### Denis

##### Senior Member
dansingirl25 said:
The length of a rectangle is 4 times the width. The perimeter is 90cm. Find the width and length.
i need help with alot of word problems i do not know the equation for this one?
What grade are you in?