How many seconds will it take for both elevators to reach the same height? (Use the digits 0 - 9 to enter the number. Use a decimal point only if needed.)
Part 3

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.