If the green goblin is riding his goblin glider in an effort to evade spiderman. spiderman is running at 10.0 m/s toward the front on top of a train traveling at 15.0 m/s east. green goblin decides to run at 5.0 m/s w across his glider that is moving at 23.0 m/s north in an attempt to jump off and avoid spiderman’s web. what is green goblin’s speed relative to spiderman so spiderman can accurately shot his web?