If a quadrilateral is a parallelogram, then its opposite sides are _____.
1 answer:
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Answer:
x=6
Step-by-step explanation:
Given the x-intercepts of a parabola:
The equation of symmetry at the parabola's vertex is x=h
Where
In this case,
Therefore, the line of symmetry of the parabola is x=6 and is also the x-coordinate of the parabola's vertex.