SVGAngle: {
    SVG_ANGLETYPE_DEG: number;
    SVG_ANGLETYPE_GRAD: number;
    SVG_ANGLETYPE_RAD: number;
    SVG_ANGLETYPE_UNKNOWN: number;
    SVG_ANGLETYPE_UNSPECIFIED: number;
    prototype: SVGAngle;
    new (): SVGAngle;
}