A particle moves on a circle of radius 6 cm, centered at the origin, in the xy- plane (a and y measured in centimeters). It starts at the point (0, 6) and moves counterclockwise, going once around the circle in 10 seconds. (a) Write a parameterization for the particle's motion. x(t) 6sin(t) y(t) = 6cos(t) (b) What is the particle's speed? speed = 3.77cm/s (Give units.)

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