Step-by-step explanation:
D=360-20-25-80=235
x=360-235=125
Answer:
BDC + ABD +ACD + BAC = 360
80 + 20 + 25 + BDC = 360
BDC + 125 = 360
BDC = 360-125
BDC = 235
Now,
BDC + x = 360
235 + x= 360
x = 360-235
x = 125
