Answer: 3
Step-by-step explanation: This is because the 2 numbers are opposites, which cancel each other out, going back to zero.
Answer:
dunno
Step-by-step explanation:
hope this helps has hdhd
Answer:
40
Step-by-step explanation:
It depends, but most of the time it's<span> a round plane figure whose boundary (the circumference) consists of points equidistant from a fixed point.</span>