Chapter 56, Problem 18AR

a. Given: $CD=184$ mm and $\stackrel{⌢}{CE}=118$ mm.
Determine CF and $\stackrel{⌢}{CD.}$
CF =
$\stackrel{⌢}{CD}=$
b. Given: $FD=26$ mm and $\stackrel{⌢}{CD}=78$ mm.
Determine CD and $\stackrel{⌢}{ED.}$
CD =
$\stackrel{⌢}{ED}=$