You solve it just like you would with an equation.
Answer:
x = 75°
Step-by-step explanation:
Sum of angles in a triangle: 180°
So,
50°+55°+x=180°
105°+ x = 180°
Subtract 105° from both sides
x = 75°
Answer:
3 and 1/3
Step-by-step explanation:
It is 3 and 1/3 because there are 3 fully shaded circles (3) then one of the three parts for one circle (1/3)
If it was wrong there is something wrong with the test lol.