A slingshot fires a pebble from the top of a building at a speed of13.2 m/s. The building is 34.5 m tall. Ignoring air resistance, find thespeed with which the pebble strikes the ground when the pebble isfired in the following directions.
(a) horizontally
1 m/s

(b) vertically straight up
2 m/s

(c) vertically straight down
3 m/s


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