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.
All online dynamic disks in a computer must be members of the same disk group, which is a collection of dynamic disks. A computer can have only one dynamic disk group, also called the primary disk group. Each disk in a disk group stores a replica of the same dynamic disk database.