How much of the Earth’s surface do deserts cover and where do they occur? What are the four major types of desert?

When the ball has traveled a distance of

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.