47. Gateway Arch The Gateway Arch in St. Louis is 630 ft high and has a 630-ft base. Its shape can be modeled by the parabola Find the average height of the arch above the ground. -300 630 ft -200 -100 y 600+ 500+ 400+ 300+ 200- 100+ 0 y = 630 y = 630 (1-(315)²) 630 ft 100 (¹-(315)²). 200 300

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47. Gateway Arch The Gateway Arch in St. Louis is 630 ft high and has a 630-ft base. Its shape can be modeled by the
parabola
Find the average height of the arch above the ground.
-300
630 ft
<-200 -100
600
500+
400+
300+
200+
100
0
y
y = 630
100
630 ft
= 630 (1-(315)²)
(₁
200
300
(315)²).
X
Transcribed Image Text:47. Gateway Arch The Gateway Arch in St. Louis is 630 ft high and has a 630-ft base. Its shape can be modeled by the parabola Find the average height of the arch above the ground. -300 630 ft <-200 -100 600 500+ 400+ 300+ 200+ 100 0 y y = 630 100 630 ft = 630 (1-(315)²) (₁ 200 300 (315)²). X
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