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21 x 25 inches in centimeters | 21 in × 25 in to cm

Length and area calculator

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Short answer

21 in × 25 in = 53.3 cm × 63.5 cm

Detailed answer

How to convert

To convert these dimensions from in to cm simply multiply each value by 2.54 because 1 in = 2.54 cm. So,

21 times 2.54 = 53.3

25 times 2.54 = 63.5

Thus,

21 × 25 in inches = 53.3 × 63.5 in centimeters

Or

21 × 25 inches = 3380 cm2 (square centimeters in terms of area).

FAQ on length by width inches to centimeters

What is the area of a square measuring 21 × 25 inches in sq in?

Area = length × width (formula)

Area = 21 × 25 = 525 in2

What is the area of a square measuring 21 × 25 inches in square centimeters?

A = L × W (formula)

Area = (21 × 2.54) × (25 × 2.54) = 53.3 × 63.5 =

Area = 3380 cm2

What is 21 × 25 in in cm?

21 × 25 inches = (21 × 2.54) × (25 × 2.54) = 53.3 × 63.5 centimeters

  • Note 1: In all calculations above, we used 2.54 as the conversion factor to transform each length from inches to cm.
  • Note 2: The results above may be approximate because, in some cases, we rounded to three significant figures.

Sample rectangles or squares conversions from inches to centmeters