Please fast. Explain properly

Please fast. Explain properly 4 -nits k"Vhrj A swimmer dived off a dift 'Vth a running horizontal leap What must n's rnnmum speed Oe just as he 'eaves the top Of the so that he w"' rnss the 'edge at the bottom 's 2 m W'de and 9 m below the top of the cotto

Dear student,
Image result for a daring swimmer dives off a cliff

falls 9 meters, how long?
h= (1/2) g t^2
18 = 9.8 t^2
t = 1.36 falling

goes 2 meters horizontal in 1.36 seconds

2 = u t = u (1.36)
u = 1.47 m/s horizontal speed

Regards

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Please fast. Explain properly Please fast. Explain properly 4 -nits k"Vhrj A swimmer dived off a dift 'Vth a running horizontal leap What must n's rnnmum speed Oe just as he 'eaves the top Of the so that he w"' rnss the 'edge at the bottom 's 2 m W'de and 9 m below the top of the cotto

Please fast. Explain properly

Please fast. Explain properly 4 -nits k"Vhrj A swimmer dived off a dift 'Vth a running horizontal leap What must n's rnnmum speed Oe just as he 'eaves the top Of the so that he w"' rnss the 'edge at the bottom 's 2 m W'de and 9 m below the top of the cotto