Step-by-step explanation:
1. SAS
2. SSS
3. RHS
4. SAS
5. RHS
6. SAS
7. ASA
8. SAS
9. ASA
10. SSS
use a^2+b^2=c^2
8^2+4^2 12^2
64+8 144
=72
72<144
so no
Answer:
1,-5
0.19 50% 15/20 9/10 95%
I know