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dsaads

  • 3 years ago

The formula can be used to find out how many feet it will take a car to stop at different speeds. Variable d is the stopping distance in feet and s is the speed in miles per hour. How many feet would it take to stop a car with a speed of 50 mph? Answer 2.5 4 67.5 125

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  1. dsaads
    • 3 years ago
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    |dw:1353372477083:dw|

  2. dsaads
    • 3 years ago
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    67.5 @saifoo.khan final answer

  3. dsaads
    • 3 years ago
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    @skullpatrol confirm for me

  4. saifoo.khan
    • 3 years ago
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    \[\Large d = \frac{1}{20s^2}\] Is this the formula?

  5. dsaads
    • 3 years ago
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    @saifoo.khan YEs

  6. dsaads
    • 3 years ago
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    and got 67.5 @saifoo.khan

  7. saifoo.khan
    • 3 years ago
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    Wait. It must be: \[\Large d = \frac{s^2}{50}\]

  8. saifoo.khan
    • 3 years ago
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    Replace s with "50"

  9. dsaads
    • 3 years ago
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    okay

  10. dsaads
    • 3 years ago
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    Than the answer would be 4?

  11. saifoo.khan
    • 3 years ago
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    Yep.

  12. dsaads
    • 3 years ago
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    So 125 @saifoo.khan

  13. saifoo.khan
    • 3 years ago
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    Yep.

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