Complete the missing parts of the paragraph proof we are given a n-gon which has n sides and n vertices if we choose one of the vertices we can draw

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.

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76