The answer I got was: 12 + 3/5
Sorry I didn’t have that symbol thing on my phone so i had to use a slash.
Hope this helps :)
Answer:
B.

Step-by-step explanation:

Answer:
If not a then not b
Step-by-step explanation:
Probably gonna want to watch a video that goes over everything. Or do a search online for converse, inverse and contrapositive.
The triangle BCD is an acute triangle