Aregular quadrilateral has what type of symmetry

What is the quotient of -3/8and-1/3?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9

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?