Answer:
B.
Step-by-step explanation:
<2 and <3 are vertically opposite angles and are also congruent. Both the angles are hence called vertical angles.
I am not completely sure but Khan Academy might show how to do that. Or it might at least give an example.
Answer:
(2,-2) is your answer
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let the number be
.






The number is 5.