Answer: 37) 170
Step-by-step explanation:
85 - (-85) = 85 + 85 = 170

Answer:
9
Step-by-step explanation:
10+ -7
3
3 = 9/3
9
Its easy you just have to do the pi formula
Answer: B) there is not enough information to tell since they are not between parallel planes
Step-by-step explanation:
Answer:
DG=9
Step-by-step explanation:
2x-4=x+7
x-4=7
x=11
x-2=11-2=9