C! All you have to do is substitute the numbers into the problem!
We know that point M is a midpoint of segment RS, and line l passes through segment RS. Since l passes through RS at its midpoint, M, then we can declare that l is the bisector of RS. Your best answer is A since the above is the basic definition of a bisector.
Answer:
30 degrees
Step-by-step explanation:
90 + 60 + x = 180
150 + x = 180
-150 -150
x = 30
Answer:
17
Step-by-step explanation:
The opposite of a negative number is a positive number!
Therefore, the opposite of -17 is 17 :)