An architetect wants to design a semicircular tunnel so that two average trucks measuring 8 feet wide and 12 feet tall can pass each other with a 2 feet clearance between them (w), and 4 feet clearance with the ceiling (z). Round your answers to two decimal places. What is the smallest posible center height of the tunnel? Answer:  Answer   feet What is the height of the tallest 9 feet wide vehicle that can drive down the center of the tunnel maintaining the minimum vertical clearance of 4 feet? Answer:  Answer   feet

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter63: Volumes Of Pyramids And Cones
Section: Chapter Questions
Problem 29A
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An architetect wants to design a semicircular tunnel so that two average trucks measuring 8 feet wide and 12 feet tall can pass each other with a 2 feet clearance between them (w), and 4 feet clearance with the ceiling (z).

Round your answers to two decimal places.

  1. What is the smallest posible center height of the tunnel?
    Answer:  Answer
     
    feet
  2. What is the height of the tallest 9 feet wide vehicle that can drive down the center of the tunnel maintaining the minimum vertical clearance of 4 feet?
    Answer:  Answer
     
    feet
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