Answer:
y = 8.9
Step-by-step explanation:
8^2 + y^2 = 12^2
64 + y^2 = 144
subtract 64 from both sides
y^2 = 80
square root both sides
y = square root 80
y = 8.9
An average triangle has an exact angle of 180.
The sum of these listed numbers is 180. So, you can make exactly 1 triangle.
I hope this helps!
Answer:
135
Step-by-step explanation:
Answer:
2121/10000
hope this helps
Step-by-step explanation: