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Solve the Problem $y=-x^{2}+28$ B) $y=\frac{5}{49} x^{2}+20$ C) $y=-x^{2}+20$ D) $y=-\frac{5}{49} x^{2}+20$

Question 50

Multiple Choice

Solve the problem.
-Arches in the shapes of parabolas are often used in construction. Find the equation of a parabolic arc that is 20 feet high at its highest point and 28 feet wide at the base, as illustrated in the figure. Place the origin at the midpoint of the base.
$Solve the problem. -Arches in the shapes of parabolas are often used in construction. Find the equation of a parabolic arc that is 20 feet high at its highest point and 28 feet wide at the base, as illustrated in the figure. Place the origin at the midpoint of the base. A) y=-x^{2}+28 B) y=\frac{5}{49} x^{2}+20 C) y=-x^{2}+20 D) y=-\frac{5}{49} x^{2}+20$

A) $y=-x^{2}+28$
B) $y=\frac{5}{49} x^{2}+20$
C) $y=-x^{2}+20$
D) $y=-\frac{5}{49} x^{2}+20$

Solve the Problem y=−x2+28y=-x^{2}+28y=−x2+28 B) y=549x2+20y=\frac{5}{49} x^{2}+20y=495​x2+20 C) y=−x2+20y=-x^{2}+20y=−x2+20 D) y=−549x2+20y=-\frac{5}{49} x^{2}+20y=−495​x2+20

Multiple Choice

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Solve the Problem $y=-x^{2}+28$ B) $y=\frac{5}{49} x^{2}+20$ C) $y=-x^{2}+20$ D) $y=-\frac{5}{49} x^{2}+20$

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