Answer:
Step-by-step explanation:
(a). 270° clockwise or 90° counterclockwise:
(x, y) --------> ( - y, x )
(b). 270° counterclockwise or 90° clockwise:
(x, y) ---------> ( y, - x )
A hotel sets up tables for a conference for 156 people. If each table seats 12 people, how many tables will be needed? Use an ar
2 answers:
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