Answer
8/12=4/6=2/3
When simplifying, if both the numerator and the denominator are even you can just divide them by two
Answer:
The slope of the dashed line is 
Step-by-step explanation:
Perpendicular lines and slopes:
If two lines are perpendicular, the multiplication of their slopes is -1.
What is the slope of the dashed line
Perpendicular to a line with slope 4, so:


The slope of the dashed line is 
I think -6 switches to -3
Answer:
39 degrees (ABC)
Step-by-step explanation:
The whole of the angle shown (ABD) = 107 degrees
EBD = 34
Since BE bisects CBD, both CBD and EBC are equal (half of 68)
107 - 68 = 39
ABC = 39