Answer:
54
Step-by-step explanation:
2 times 30 =60 - 6 = 54
i think
30(2)-6
30 computers in 2 labs minus the 6 broken computers.
The answer is B
I took the test
6.
1) OA=d/2=20/2=10;
2) AB=AC/2=16/2=8;