Arailroad tunnel is shaped like a semiellipse as shown below. the height of the tunnel at the center is 58 ft and the vertical clearance must be 29 ft at a point 21 ft from the center. find an equation for the ellipse.

step-by-step explanation:

answer:  

step-by-step explanation:

odd numbers are only divisible by 1 and itself.

even numbers are divisible by more than 1 and itself.

for example 6 is even because it is divisible by more than 1 and its self. 1 x 6= 6 ; 2 x 3= 6

and 7 is odd because only 7 x 1 equals seveb