#### Answer

$\angle ABC$
$\angle CBA$

#### Work Step by Step

The vertex is always the middle letter when naming an angle using points.

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Published by
Prentice Hall

ISBN 10:
0133281159

ISBN 13:
978-0-13328-115-6

$\angle ABC$
$\angle CBA$

The vertex is always the middle letter when naming an angle using points.

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