Maria put the letter tiles a, e,i, o, and u in a box. each letter is on two separate tiles in a box. what is the probability of randomly selecting a tile with either an a or an e from the box?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.