What is 51 cm in inches?
Understand the Problem
The question is asking for the conversion of a length measurement from centimeters to inches, specifically converting 51 centimeters to its equivalent in inches.
Answer
20.08 inches
Answer for screen readers
51 cm is approximately 20.08 inches.
Steps to Solve
- Identify the conversion factor
The conversion factor from centimeters to inches is $1 ext{ inch} = 2.54 ext{ cm}$.
- Set up the equation for the conversion
To convert 51 cm to inches, use the formula: $$ \text{inches} = \frac{\text{cm}}{2.54} $$
- Perform the calculation
Substitute 51 cm into the formula and solve: $$ \text{inches} = \frac{51}{2.54} $$
Perform the division: $$ \text{inches} \approx 20.08 $$
51 cm is approximately 20.08 inches.
More Information
Centimeters and inches are both used to measure length, with inches being commonly used in the United States and centimeters in most other countries.
Tips
A common mistake is to multiply by 2.54 instead of dividing by 2.54. Always remember that to convert from a smaller unit (cm) to a larger unit (inches), you divide.
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