Answer:
120 being vertically opposite angle of 120 and are equal
Answer:

Step-by-step explanation:
An undefined slope means it is a vertical line, and every possible point at that line is at x = 3. y does not depend on x, and x cannot be anything other than 3, so the equation is just 
This would be 340 if you rounded to the nearest ten
The sum: is the answer to an addition problem. "And" usually represents the plus sign. "times" is used to signify multiplication.
So, the sum "s" of 3 and the quatity 8 times p is equal to:
3+8p= s
Any further questions?