Answer:
positive
Step-by-step explanation:
negative slopes go from right to left; this line goes from left to right
0; the line isn't completely horizontal
undefined; the line isn't completely vertical
Distributive property is
a(b+c)=ab+ac
we can make it easier by splitting up 63 into 60+3
so
7(63)=7(60+3)=7*60+7*3=420+21=441
y axis is vertical x is horizontal
A stop sign has 8 sides and all angles are the same, so it is a regular octagon.
Answer:
Use 
3. 13.9 km
4. 40 in
Step-by-step explanation:
Use Pythagorean theorem to solve side lengths!
3. 

4. 

Hope this helps! :0)