NOTE: Angles not necessarily drawn to scale.

X = _ degrees

Measures of the angle of r, 31 s (x+4) t (3x+9)

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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.