Answers

  • Brainly User
2016-02-29T17:14:41+08:00
Distance from the origin to destination (displacement)

D =  \sqrt{4 ^{2}+ 5^{2}  }
    =  \sqrt{16 + 25}
    =   \sqrt{41}
    ≈  6.4  km



0
2016-02-29T17:34:30+08:00
He 9 kilometers far from where he started
0
Lol. Told 'ya, it must be the displacement, not the distance. ^-^