Circle three numbers in the box that have a sum of 73 use these clues one number is the sum of 8 and 8 one number is between 20 and 30

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.