Does anyone know what to put

In angle pqr find the measure of

Which of the following shows the length of the third side, in inches, of the triangle below

Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?