It’s A. 45.
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Point, line, plane, Ray, segment, circle for a few
Answer.
z = x+66(sum of two opposite interior angle of triangle is to the exterior angle)
=40 +66
=106
C.
Observe that the roots of polynomial are 
We have a polynomial in a factored form,

If you substitute x for any of
the product will always equal to zero that is these numbers are roots of polynomial.
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