### Home > CALC > Chapter 12 > Lesson 12.1.1 > Problem12-13

12-13.
1. Multiple Choice: The arclength of the cardioid given by x = 2 cos t − cos 2t and y = 2 sin t − sin 2t (0 ≤ t ≤ 2π) can be found by evaluating the integral: Homework Help ✎