(Answered) To ward off oceanic invaders a cannon is placed 10 meters

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To ward off oceanic invaders, a cannon is placed 10 meters from the water's edge, pointing out at sea. The cannon is capable of firing a projectile at a maximum velocity of 100m/s.

a) what is the maximum firing range of the cannon?

b)If the cannon was placed on a cliff that was 250m high, how much farther would the cannonball be able to travel?

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