25 POINTS!! Brainiest and EXTRA POINTS!! Someone please help me with both problems ASAP!!
First triangle: 20,22, and 18(please solve for All letters includes: X,Y, and Z)
Second triangle: 50,29, and 26
Third Triangle: 55,90, and 50(please solve for All letters includes: X,Y, and Z)
Also, please show your work so I will understand how to do it properly.


