Answer
right
perpendicular
Work Step by Step
When a line intersects another line forming a right angle, the lines are perpendicular. All 4 angles that are formed are right angles.
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 12 - Section 12.1 - Angles and Polygons - Exercise - Page 387: 9
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