Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building. They estimate that the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What is the answer?

Question

Harry and Angela look from their balcony to a swimming pool below that is 15 m from the bottom of their building.  They estimate that the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool.  What is the answer?

Please Help!!
Thanks! :)

Happy Face-PLZ HELP!! · Answer

how do you do this problem? i don't get it...please help!

Happy Face-PLZ HELP!! · Answer

What formula should i use for this problem, please help! Thanks