Convert 400 cm to feet.
Understand the Problem
The question is asking to convert a length from centimeters to feet. To do this, we will use the conversion factor where 1 foot equals 30.48 centimeters.
Answer
$3.28$ feet
Answer for screen readers
The final answer is approximately $3.28$ feet.
Steps to Solve
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Identify the length in centimeters Determine the length that you want to convert. For example, let's say we want to convert 100 centimeters to feet.
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Use the conversion factor To convert centimeters to feet, use the conversion factor where (1 \text{ foot} = 30.48 \text{ centimeters}).
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Set up the conversion equation Create the equation for the conversion. To convert (x) centimeters to feet, use: $$ \text{feet} = \frac{x \text{ cm}}{30.48 \text{ cm/foot}} $$
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Substitute the value Substitute the value of (x) (in this case, 100) into the equation: $$ \text{feet} = \frac{100 \text{ cm}}{30.48 \text{ cm/foot}} $$
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Perform the calculation Calculate the value: $$ \text{feet} \approx 3.28084 $$
The final answer is approximately $3.28$ feet.
More Information
This means that 100 centimeters is roughly equal to 3.28 feet. It’s useful to know this conversion when working with different measurement systems, especially in countries that primarily use the metric system.
Tips
- Not using the correct conversion factor. Always remember that $1 \text{ foot} = 30.48 \text{ centimeters}$.
- Forgetting to divide by the conversion factor rather than multiply, which can lead to errors in the final answer.
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