The lens of a telescope has a diameter of 6 feet. What is the lens's circumference? Use 3.14 for π.

Hundred and tens tables to make 430 in five different ways

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?

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?