Find AB and BC with the help of given in figure complete following activity ​

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.

Find the area of the triangle shown 3 by 6

Determine domain and range, largest open interval, and intervals which function is continuous.