There are 2.54 cm in one inch and there are 18 inches in half a yard so there are 2.54 times 18 = 45.72 cm in half a yard.
Only basic disks can be cloned with Acronis True Image 2016. You cannot clone dynamic disks. Checking if you have basic or dynamic disks. You can use Windows Disk Management to see if you have basic or dynamic disks: Hit Start-Run and type in diskmgmt.msc.
Cloning to a disk with different logical sector size is not supported. E.g., you can clone a 512 bytes/sector disk to 512 bytes/sector disk; you can clone a 4096 bytes/sector disk to 4096 bytes/sector disk; but you cannot clone a disk with logical sector size 512 bytes to disk with logical sector size 4096 bytes.