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13 October, 18:25

The distance an object falls varies directly as the square of the number of seconds it falls. If an object falls 256 feet in 4 seconds, how far will it fall in 6 seconds.

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Answers (2)
  1. 13 October, 20:29
    0
    384 ft

    Step-by-step explanation:

    d₁ = kₓt₁²

    256 = kₓ4

    k = 256/4 = 64

    d₂ = kₓt₂² = 64ₓ6 = 384 ft
  2. 13 October, 21:41
    0
    576 feet

    Step-by-step explanation:

    D = kt²

    256 = k (4) ²

    16k = 256

    k = 16

    D = 16t²

    D = 16 (6) ²

    D = 16 * 36

    D = 576
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