Answer:
B. Obtuse triangle
Step-by-step explanation:
The following triangle is an obtuse triangle.
Answer:

Step-by-step explanation:
There are infinite answers
All you have to do is changed the last number 3, to any real number greater or less than 3
Answer:
63 degrees
Step-by-step explanation:
It is an opposite angle so it the same angle
Answer:
D
Step-by-step explanation:
i believe this is the answer n(2)-7<span />