The figure gives the acceleration a versus time t for a particle moving along an x axis. The a-axis scale is set by as = 14.0 m/s2. At t = -2.0 s, the particle's velocity is 11.0 m/s. What is its velocity at t = 6.0 s?
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The hypothenuse of a right triangle measures to be 17.5 cm. If the three angles are 30 degrees, 60 degrees, and 90 degrees, what are the lengths of the other two sides?