Answer:
B. The lines AB and BC are perpendicular.
Step-by-step explanation:
If all the points are doubled on the x-axis, they are perpendicular.
hope this helps.
42.365
i used a calculator
94 and 96
we could migrate here
Answer: 50 cubic in .
Step-by-step explanation: 10x2= 20 and then 20x2.5=50