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OpenStudy (anonymous):
A cart is moving horizontally along a straight line with constant speed of 30m/s. A projectile is fired from the moving cart in such a way that it it will return to the cart after the cart has moved 80m. At what speed (relative to the cart) and at what angle (to the horizontal) must the projectile be fired? 35.8m/s at 24degrees 38.6m/s at 54degrees 27m/s at 35degrees 24m/s at 44degrees
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