Determine if the lengths 4,6 and 8 make a right triangle

If i have one apple and give you the apple, how many apples do i have?

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?