Answer:
Angle 1 = 80 (by definition)
Angle 3 = 180 - 80 = 100
Angle 4 + Angle 2 = 90
Also, Angle 2 = 40 (by definition)
So Anglee 4 = 50
Answer:
7
Step-by-step explanation:
(x+3)/(x+8) = 2/3
3x + 9 = 2x + 16
x = 7
Answer:
-1
Step-by-step explanation:
Slope= rise/run
Since the line is decreasing, it will be negative.
Answer:
1st one: (x-2)(x+10)
2nd one: (x-7)(x-3)
Step-by-step explanation:
Answer:
about two feet
Step-by-step explanation:
