A semielliptical arch for a tunnel under a river has a width of 80 feet and a height of 30 feet (see figure). Determine the height of the arch 2 feet from the edge of the tunnel. Round your answer to one decimal place.
A) 30 feet
B) 14.4 feet
C) 9.4 feet
D) 28 feet
E) 39.9 feet

Question

A semielliptical arch for a tunnel under a river has a width of 80 feet and a height of 30 feet (see figure). Determine the height of the arch 2 feet from the edge of the tunnel. Round your answer to one decimal place. 
A) 30 feet 
B) 14.4 feet 
C) 9.4 feet 
D) 28 feet 
E) 39.9 feet

Quizplus · Accepted Answer

The Answer of A semielliptical arch for a tunnel under a river has a width of 80 feet and a height of 30 feet (see figure). Determine the height of the arch 2 feet from the edge of the tunnel. Round your answer to one decimal place. 
A) 30 feet 
B) 14.4 feet 
C) 9.4 feet 
D) 28 feet 
E) 39.9 feet

A Semielliptical Arch for a Tunnel Under a River Has