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A Cannon Is Fired at A 15∘15^{\circ} Angle with the Ground at a Speed Of

Question 79

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A cannon is fired at a 15∘15^{\circ} angle with the ground at a speed of 81ft/sec81 \mathrm{ft} / \mathrm{sec} . Resolve the velocity vector into horizontal and vertical components.

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Horizontal component...

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