Answer:
1. slope=1/2
2. slope=3/6 or 1/2
Step-by-step explanation:
Convert to:
42 4 168
---- x ---- = ------
1 7 7
In a right rectangle, we have:


For your exercice, hypotenuse=12
The exercise also inform the angle 60°, then:

Answer:
slope=1
Step-by-step explanation:
Formula for slope is m =
y2 - y1
/x2 - x1
you will then use 7-8/4-5
Then -1/-1 which will simplify to 1