Answer:

Step-by-step explanation:
Answer:
They meet a line. Therefore, if two planes cut one another, then their intersection is a straight line.
Step-by-step explanation:
Answer: 12
Step-by-step explanation:
12 times 12 is 144 so 12.in each row
Answer:
f = (9c/5) + 32
Step-by-step explanation:
im pretty sure maybe