Answer:

Step-by-step explanation:
is an angle in the third quadrant
To find the reference angle subtract π from it
reference angle =
- π = 
To get x by itself, you would add 13 to both sides. x=115
Answer:
you need a protractor to measure it. They have made a picture of that too.
Step-by-step explanation:
you need a protractor to measure it. They have made a picture of that too.
I thinking it’s true. The law of conservation of matter has been satisfied. When the reactants and products of a chemical equation have the same number of atoms of all elements present, we say that an equation is balanced. All proper chemical equations are balanced.