21 inches to cm
Understand the Problem
The question is asking for the conversion of a measurement from inches to centimeters. To solve this, we will use the conversion factor where 1 inch is equal to 2.54 centimeters.
Answer
53.34 cm
Answer for screen readers
The final answer is 53.34 cm
Steps to Solve
- Identify the conversion factor
Use the conversion factor that 1 inch is equal to 2.54 centimeters.
- Set up the equation
To convert inches to centimeters, multiply the number of inches by the conversion factor.
$$ 21 \text{ inches} \times 2.54 \text{ cm/inch} $$
- Calculate the result
Perform the multiplication:
$$ 21 \times 2.54 = 53.34 \text{ cm} $$
The final answer is 53.34 cm
More Information
The metric system is commonly used worldwide, and converting measurements is essential for many scientific and everyday applications.
Tips
When performing unit conversions, make sure to use the correct conversion factor and double-check your multiplication.
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