HW 3 Begin Date: 9/12/2018 5:00:00 PM -- Due Date: 9/24/2018 11:59:00 PM End Date: 12/31/2018 12:00:00 AM (10%) Problem 10: Samuel is driving north at 70 mph. Elizabeth is driving east at 45 mph. Use a coordinate system where positive r is east, and positive y is north. 33% Part (a) What is Elizabeth's velocity relative to Samuel's velocity. V 1 written as a vector in y notation. Grade Summary Deductions Potential re 100% Submissions Attempts remaining: 5 (500 per attempt) detailed view Submit I give up! Hints: 0 for a 0% deduction. Hints remaining: 0 Feedback: 0% deduction per feedback. 33% Part(b) What is the magnitude of this relative Velocity? 33% Part (c) What is the direction. θ. of this relative velocity? Provide you answer as an angle measured from the positive x axis.