Both lines are parallel so using the bottom line you are given angle 7 as being 80 degrees. Angle 5 and 7 form a straight line which is 180 degrees so angle 5 would be 180-80 = 100 degrees.
Angle 1 is the same as angle 5 so angle 1 is 100 degrees.
Answer: 100 degrees
Answer:
-9≤y≤0
Step-by-step explanation:
-4≤x≤4 DOMAIN
-9≤y≤0 RANGE
I'm pretty sure this is correct but I haven't done it in a while
Answer: (x+7)^2 + (y-4)^2 = 121 or (x+7)^2 + (y-4)^2 = 11^2
Step-by-step explanation:
Equation of the circle is:
, which is the center
and the radius 
-Place the center (-7,4) and radius 11 onto that equation:
(if simplified radius needed)
or

Answer:
A y= -3/4+6
Step-by-step explanation
I hope this helps good luck
I'm 100% sure
Good luck god bless you pass have a nice day
x=-y/3 +9 i believe that should help you