Answer:
Distance is
units
Step-by-step explanation:
Use the distance formula which is
where
is the distance between points
and 
We are given that
is
and
is
, therefore the distance between the two points is:






Therefore, the distance between
and
is
units.
Answer:
The answer is 25.1 degrees.
(-2,8) (1,2)
m=2-8/1-(-2)
m=-6/3
m= -2
y=-2x+b
(-2,8)
8=-2(-2)+b
8=-4+b
12=b
b=12
y=-2x+12
Hope this helps!
There's a couple ways to do this. These look like special triangles to me. Which should be the 30 60 90 triangle's which have the same ratios for their legs. The legs will always be square root three and one and the hypotenuse of two - I can't see what I'm typing for some reason so I will finish in a comment