//David Zinn //Draw an isosceles triangle import javax.swing.*; import java.awt.*; public class ColorPanel extends JPanel{ public ColorPanel(Color backColor){ setBackground(backColor); } public void paintComponent(Graphics g){ super.paintComponent(g); g.setColor(Color.blue); g.drawLine(100, 100, 200, 200); g.drawLine(100, 100, 50, 50); g.drawLine(50, 50, 200, 200); } }