The diameter of a circle is 20 kilometers. What is the angle measure of an arc bounding a sector with an area 10 pi square kilometers. (Simplify fractions)

Which two undefined geometric terms always describe figures with no beginning or end?

Which shows a reasonable estimation for 124% of 42 using the distributive property?

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?