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A boy is sledding down a hill and has an initial speed of +12 m/s. He continues to speed up and reaches a final velocity of +18m/s after traveling for 12 seconds what distance does the boy travel?

Respuesta :

arokoyuola

Answer:

180m

Explanation:

V = Final velocity = 18

U = Initial Velocity = 12

a = Acceleration = (18-12)/12 = 6/12 = 0.5

d = ?

V² = U² + 2ad

18² = 12² + 2*0.5*d

324 = 144 +d

d = 324 - 144

d = 180m