Answer:
How many different lines pass through a 3x3-point grid if a line only needs two points?
Step-by-step explanation:
The answer being (93)=9! 3! 6! =9⋅8⋅73⋅2⋅1=84 possible arrangements.
Answer:
5.5
Step-by-step explanation:
5.5+5.5=11 11-2=9
P = 2l + 2w
p-2w = 2l
p-2w/2 = l
Substitute the perimeter and you should be able to work it out
Answer:
20 + 3x or +3 per mile
Step-by-step explanation: