Please help!! Use the terms 8, 3x, 3/2, and 4x to complete the expression below so that it's equivalent to 9x-12

_(_-_)+_

(the blanks are where you can place the numbers)

With: label the vertices and all the elements needed. find x

Can someone me and do the problem plz so i can understand it more better

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.