Answer:
The vertex of a parabola is found by
'h' position = -b / (2 * a) = 0 / 2 * -4 = 0
'y' position = ah^2 + bh + c = -4*0 + 0 -20
vertex = (0, -20)
Step-by-step explanation:
the measure of the angle t is the 118.5
See this attachment
p to the power of 12
hope this helps!
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