If segment FD = 30 units and segment FE = 55 units, what is the value of a? Round the solution to the nearest hundredth. triangle DEF in which angle F is a right angle, angle D measures a degrees, and angle E measures b degrees

22.62
28.44
41.41

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio