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The Gateway Arch in St. Louis was designed by Eero Saarinen and was constructed using the equation below for the central curve of the arch, where x and y are in meters and |x| 91.20. y = 211.49 - 20.96cosh ( 0.03291765x ) (a) What is the height of the arch at its center? (Round the answers to...

The Gateway Arch in St. Louis was designed by Eero Saarinen and was constructed using the equation below for the central curve of the arch, where x and y are in meters and |x| 91.20. y = 211.49 - 20.96cosh ( 0.03291765x ) (a) What is the height of the arch at its center? (Round the answers to...