China Naming Network - Auspicious day query - 80× 160 draw how big the entrance is.

80× 160 draw how big the entrance is.

This painting is suitable for the entrance of 100cm times 180cm.

Suppose the size of the painting is 80cm times 160cm. Suppose the size of the porch is acm times bcm. Expressed by mathematical model, A is greater than or equal to 80, and B is greater than or equal to 160. A suitable porch size should be: A equals 80 plus 20 equals 100cmb equals 160 plus 20 equals 180cm.

So a picture of 80 times 160 is at least suitable for the porch of 100cm times 180cm.

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