Welcome to the Treehouse Community
Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.
Looking to learn something new?
Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.
Start your free trialBen Maclean
3,678 Pointswhy doesnt this work
not sure why this isnt working
namespace Treehouse.CodeChallenges
{
class Square : Polygon
{
public double SideLength { get; private set; }
public double Area => SideLength * SideLength;
public Square(double sideLength) : base(4)
{
SideLength = sideLength;
}
public double Scale => SideLength *= factor;
}
}
namespace Treehouse.CodeChallenges
{
class Polygon
{
public int NumSides { get; private set; }
public Polygon(int numSides)
{
NumSides = numSides;
}
}
}
1 Answer
Steven Parker
231,269 PointsThe method signature should not change. In the original, "Scale" had a parameter and returned "void":
public void Scale(double factor) => SideLength *= factor;