Answer:

Step-by-step explanation:
Let
and
.
The midpoint is calculated using the formula;

Substitute the coordinates to get;



Answer:<em> the answer is......</em>
<em>X=1 and X=2 or if you want the other way its </em>
<em>X=2.28077640640442 X=0.21922359359585</em>
Step-by-step explanation:
Trust me its right
Answer:
a) 0
b) 1
c) 0
Step-by-step explanation:
These are common values from the unit circle but you could also just check with your calculator. Just be sure to set it to degree mode and not radian mode.
Answer:
20xp
Step-by-step explanation:
The answer is the third one -2.