{TAIL ~ Each side} creates an angle between about 50° and about 70° from the base to {HEAD ~ a side} 
{ TAIL ~ Each side } creates an angle between about 50 ° and about 70 ° from the base to { HEAD ~ a side }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD