or 15 cm x 30 cm = 5.9055 inches x 11.811 inches
How many inches is 15 x 30 cm? The answer to this question is that 15 x 30 cm is equal to 177.1653 inches. If you want to calculate the area, then the answer is 15 cm x 30 cm equals 5.9055 inches x 11.811 inches, and the final calculated area is 69.74986 square inches.