1) HT = DT+DA+AHDT= - 1/2 AB = - 1/2 cDA= - dAH= 5/8 AB = 5/8 cHT= 5/8c - 1/2 c - d = 5/8 c - 4/8 c - d = 1/8c -d
1) HT = DT+DA+AH
DT= - 1/2 AB = - 1/2 c
DA= - d
AH= 5/8 AB = 5/8 c
HT= 5/8c - 1/2 c - d = 5/8 c - 4/8 c - d = 1/8c -d