Answer:
G (4 , -4)
Area CDEF : 176
Step-by-step explanation:
CD ⊥ x axis
FE ⊥ x axis
Point G (x , y) x = 4 and y = -4
CD = 5 + 4 = 9
FE = 7 + 6 = 13
DG = 12 + 4 = 16
Area CDEF = (Cd + FE) x DG / 2 = (9 + 13) x 16 /2 = 176
