Mathematics, 24.04.2020 02:06, ashylynn2423

A cannonball is shot upwards at a starting height of 4 feet with an
initial vertical velocity of 40 feet per second. The cannonball makes
contact with the ground (0 feet) when it comes back down. How long
was the ball in the air? Round your answer to the nearest tenth of a
second.
seconds

Answers: 2

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A cannonball is shot upwards at a starting height of 4 feet with an
initial vertical velocity...