In Exercises 7 and 8, sketch a diagram of the description.
7. AB, CD, and BD that intersect at exactly two points
8. planes S and T intersecting at a right angle, AB on plane S and plane T, and point
C is the midpoint of AB

In Exercises 7 and 8 sketch a diagram of the description 7 AB CD and BD that intersect at exactly two points 8 planes S and T intersecting at a right angle AB o class=