An AC source with a maximum voltage of $125$ V and f$=60\mathrm{.}0$Hz is connected between points a and d in the figure below. Calculate the rms voltages between the following points.

$($a$)$ a and b

$\_\_\_\_$ V

$($b$)$ b and c $($Give your answer to at least the nearest volt.$)$

$\_\_\_\_$ V

$($c$)$ c and d $($Give your answer to at least the nearest volt.$)$

$\_\_\_\_\_$ V

$($d$)$ b and d

$\_\_\_\_\_\_$ V