Detailed conversion of 20 centimeters (cm) to inches.
Step 1: Understand the Conversion Factor
To convert centimeters to inches, the standard conversion factor is:
1 centimeter=0.393701 inches1 centimeter = 0.393701 inches
This means that for every 1 centimeter, there are approximately 0.393701 inches.
Step 2: Set up the Conversion
You are given 20 centimeters and need to convert this to inches. To do this, multiply the number of centimeters (20) by the conversion factor (0.393701).
20 cm×0.393701 inches/cm20cm × 0.393701 inches/cm
Step 3: Perform the Calculation
Now, let’s multiply:
20×0.393701=7.87402 inches20 × 0.393701 = 7.87402 inches
Step 4: Round the Result
The result is 7.87402 inches. For practical purposes, this can be rounded to 7.87 inches when rounded to two decimal places.
Final Result:
20 cm≈7.87 inches\boxed{20cm} approx 7.87 inches
Recap:
- 1 centimeter = 0.393701 inches
- Multiply 20 cm by 0.393701 to get 7.87402 inches.
- Rounded to two decimal places, 20 cm ≈ 7.87 inches.