Answer:
B
Step-by-step explanation:
The centre is at the midpoint of the endpoints of the diameter.
Using the midpoint formula, then
centre = (
,
) = (- 1, 1 ) → B
Yes your answer is correct
X+5+2x-2+90=180. combine like terms and solve like a normal algebra problem to find x. if you need to find the answer for a certain angle, plug in the value you got for x into one of the angle equations
2.3 is the other length
Hope this helps :)
C is correct answer.
Skew is a line that does not have a same plane.
Hope it helped you.
-Charlie
Thanks!