SOLUTION: Area of a Rectangle. The width of a rectangle is fixed at 4 cm. For what lengths will the area be less than 40. Area of a Rectangle. L L 86 cm2?

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Area of a Rectangle. The width of a rectangle is fixed at 4 cm. For what lengths will the area be less than 40. Area of a Rectangle. L L 86 cm2?      Log On


   

Question 288976: Area of a Rectangle. The width of a rectangle is fixed at
4 cm. For what lengths will the area be less than
40. Area of a Rectangle.
L
L
86 cm2?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
If I have understood your problem here is the solution.

Area of rectangle = L * w
Area < 40
L*4<40
l<40 /4
L < 10
For all values less than 10cm the area will be less than 40 sq. cm