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vertical angle
NOUN [GEOMETRY.]
1.
one of two opposite and equal angles formed by the intersection of two lines.
Source: Dictionary.com
vertical angle | Define vertical angle at Dictionary.com
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Intro to vertical angles | Vertical, complementary, and supplementary ...

www.khanacademy.org/math/basic-geo/basic-geo-angle/vert-comp-supp-angles/v/angles-at-the-intersection-of-two-lines

By using our knowledge of supplementary, adjacent, and vertical angles, we can solve problems involving the intersection of two lines. Including this one!

Vertical angles | Vertical, complementary, and supplementary ...

www.khanacademy.org/math/basic-geo/basic-geo-angle/vert-comp-supp-angles/e/vertical_angles

Use your knowledge about vertical angles to find missing angle measures.

Vertical Angles - Math is Fun

www.mathsisfun.com/geometry/vertical-angles.html

Vertical Angles are the angles opposite each other when two lines cross. " Vertical" in this case ... The interesting thing here is that vertical angles are equal:  ...

Complementary, Supplementary, and Vertical Angles - AlgebraLAB

www.algebralab.org/lessons/lesson.aspx?file=geometry_anglescomplementarysupplementaryvertical.xml

Complementary angles are two angles with a sum of 90º. Supplementary ... Vertical angles are two angles whose sides form two pairs of opposite rays. We can ...

Vertical Angles definition - Math Open Reference

www.mathopenref.com/anglesvertical.html

As can be seen from the figure above, when two lines intersect, four angles are formed. Each opposite pair are called vertical angles and are always congruent.

Vertical Angles in Geometry: Definition & Examples - Video ...

study.com/academy/lesson/vertical-angles-in-geometry-definition-examples-quiz.html

After completing this lesson, you will be able to identify and draw vertical angles. You will also be able to state the properties of vertical...

Vertical Angles: Definition, illustrated examples, and an interactive ...

www.mathwarehouse.com/geometry/angle/vertical-angles.php

Vertical angles explained with examples , pictures, an interactive program and a practice quiz.

www.ask.com/youtube?q=Vertical Angles&v=0lvT7eF3Zks
Oct 22, 2007 ... For a complete lesson on vertical angles, go to http://www.MathHelp.com - 1000+ online math lessons featuring a personal math teacher inside ...