一本词典厚5厘米

如果平着放， 占得面积是：18 x 10=180 cm?;

如果是立的放， 占得面积是：5 x 10=50 cm?

If it is laid down on the table, the dictionary takes its surface of 18 x 10=180 cm?

If it is stood on the table, the dictionary takes its surface of 5 x 10=50 cm?