50.........................
Answer:
see explanation
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
Given
y + 6 =
(x - 9) ← distribute the parenthesis
y + 6 =
x - 3 ← subtract 6 from both sides
y =
x - 9 ← in slope- intercept form
Answer: angle B will be 90°
Sum of the angles = 180°
Answer:
Step-by-step explanation:
There's no answer here. Because -6<21.