Arc ab is of the circumference of a circle. what is the radian measure of the central angle?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Sum of the interior angles of a pentagon

Lana's family entered a 5-kilometer race lana's average step length is about 0.5 meter how many steps will she need to take the finish