1. Xiaohua, who is 1.6m tall, is 5cm in height in the photo. The scale of this photo is () 2. Mr. Yuan has a 40 decimeter iron wire, which can be enclosed into a rectangle with a length of 12.6 decimeters and a width of () decimeters. This iron wire can also be enclosed into two squares with a side length of () decimeters

1. Xiaohua, who is 1.6m tall, is 5cm in height in the photo. The scale of this photo is () 2. Mr. Yuan has a 40 decimeter iron wire, which can be enclosed into a rectangle with a length of 12.6 decimeters and a width of () decimeters. This iron wire can also be enclosed into two squares with a side length of () decimeters

   1.6M=160CM     160:5=32:140*2=20 20-12.6=7.4    20*4=5