143.17 times 1.35 = 193.28
Your answer is 140
so yeah i have to keep typing because its too short and im done
It would be c because fe is a radius ba is a chord and ec isnt a line
<span><span>Each time
we add a side (triangle to quadrilateral, quadrilateral to pentagon, etc), we </span>add
another 180°<span> to the total of the
interior angle.</span></span>
Triangle,
sum interior angle is 180
Square,
is 360
Pentagon is
540
So the
formula is
<span>180 ( n –
2 )</span>
