About 50 percent of the population of alaska is justin up 50 mile radius of anchorage if the total area of alaska is 580 6412 square miles about what percent of the total andrea is within 50 miles of anchorage

The area of any circle = (pi) (radius)² 

The area enclosed within 50 miles of Anchorage = (pi) (50)² =
                                                                        (pi) (2,500) =
                                                                        7,854 square miles (rounded)

The area of Alaska is  663,300 square miles.

The area within 50 miles of Anchorage is (7,854 / 663,300) =
                                                                   0.01184... of the area of Alaska =
                                                                       1.184...% of the area of Alaska.

Free advice:
When you write on a device that has the ability to change what you write,
it's always wise (smart) to check and see, before you post, whether the device
has allowed you to write what you wanted to.

Ais the correct answer