Answer:
- Points W and Z
- plane QRS; plane STU
Explanation:
a) points not on the plane will be somewhere other than on the shaded area representing plane P. Z and W are two such points.
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b) The name can consist of any three points not on the same line. That means names RVX, RSU, TUV are not allowed, but any other combination of these letters, along with the letter Q, can be used. A couple of possible names are ...
QRS, STU