Answer:
n=-4
Step-by-step explanation:
n/2+5=3
n/2=-2
n=-4
Roughly 24, but there's possibly like nine more. I got 24 without getting too confused
a right angle can have at least 2
Answer:
SSS (Side side side)
Step-by-step explanation:
<span>Im pretty sure that it's 0
</span>