Identify the vertex of the parabola.P(x) = x2 - 18x + 85
A. (0, 9)
B. (9, 4)
C. (4, 9)
D. (4, 0)
Answer: B
Mathematics
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Rationalize numerator.
A. 
B. 
C. 
D. 
Mathematics
How many small squares must be shaded to represent the given percentage of the large rectangle shown?55%
A. 36 B. 52 C. 48 D. 44
Mathematics
Specify the center and radius of the circle.5x2 + 5y2 - 40x + 50y + 160 = 0
A. center: (-5, 4); radius: 3 B. center: (-4, 5); radius: 9 C. center: (5, -4); radius: 9 D. center: (4, -5); radius: 3
Mathematics
Answer the question.A sector of a circle is a pie-shaped section bounded by two radii and an arc. What is a minimal set of conditions for determining that two sectors of the same circle are congruent?
What will be an ideal response?
Mathematics