9: B right
10: C obtuse
11: B right
12: B right
I hope they are right! Sorry if they are not!
Answer: B
Step-by-step explanation:
Answer:
C. F
Step-by-step explanation:
Since all the lines seem atleast to be at the halfway point of each edge of the triangle the incenter would be f the intersection point of those lines.
The answer is 100 square inches