asked 58.6k views
2 votes
Questions 16b and 16c.

Questions 16b and 16c.-example-1

1 Answer

3 votes
16b. Always. (Not sure why ‘Sometimes’ was wrong. It will be coplanar if they are in the same plane.

16c. Never. If two planes intersect, they intersect through half of the plane, not a point of the plane.
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.