Answer:
1
Step-by-step explanation:
A triangle can only have one right angle.
Answer:
12 - x
Step-by-step explanation:
y = -x + 12
Replace x with y.
x = -y + 12
Solve for y, x = -y + 12
= 12 - x
Hope this helps, please mark brainliest if possible. :)
Answer:
a
Step-by-step explanation: ya boi got at least a 90 in all classes