Answer:
2/6 = 1/3
Step-by-step explanation:
There are 6 blocks, 2 of which are circled
Angle 1: 53
Angle 2: 72
Angle 3: 55
Angle 4: 127
Angle 5: 53
Angle 6: 66
Angle 7: 125
I think the answer is BC= (bc + de)/2
