How many inches is 20 cm

20 cm equals approximately 7.87 inches.

Detailed Explanation:
Conversion:

• 20 ÷ 2.54 ≈ 7.87 inches

This is close to:

• The length of a small tablet

Notes:

• 20 cm ≈ 7.9 inches

• Divide by 2.54

• Useful for device sizing