using {TAIL ~ the tested angular difference} between {HEAD ~ the first test toe angle} and the second test toe angle to determine whether the tested angular difference is within the alignment range 
using { TAIL ~ the tested angular difference } between { HEAD ~ the first test toe angle } and the second test toe angle to determine whether the tested angular difference is within the alignment range
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH