Get Line

class Example extends Phaser.Scene
{
    create ()
    {
        const triangle = new Phaser.Geom.Triangle(400, 250, 300, 350, 500, 350);

        const graphics = this.add.graphics();

        graphics.lineStyle(3, 0xaa0000);
        graphics.strokeLineShape(triangle.getLineA());

        graphics.lineStyle(3, 0x00aa00);
        graphics.strokeLineShape(triangle.getLineB());

        graphics.lineStyle(3, 0x0000aa);
        graphics.strokeLineShape(triangle.getLineC());
    }
}

const config = {
    width: 800,
    height: 600,
    type: Phaser.AUTO,
    parent: 'phaser-example',
    scene: Example
};

const game = new Phaser.Game(config);