Answer:
170
The ones period consists of the ones, tens, and hundreds digits.
Knowing the interior angle sum formula is;
180x(n-2)
180x(n-2)=1260 (solve for n here)
180n-360=1260
180n=1260+360
180n=1620
n=1620/180
n=9
Therefore, this polygon has 9 sides.
Hope I helped :)
4(-3x)=y F f f f f f f f d d d d d d d d d d d d d d d d d d d d d d
The meter is the SI unit of measurement for length.
