Vertical angles review (article) - Khan Academy
Vertical angles Vertical angles are angles opposite each other where two lines cross.
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Equation practice with vertical angles (practice) | Khan Academy
Given algebraic expressions that represent a pair of two vertical angles, form and solve an equation.
Vertical angles are congruent proof (video) | Khan Academy
Proving that vertical angles are equal. Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now! Khan Academy India is a nonprofit organization with the …
Vertical angles (video) | Geometry | Khan Academy
Vertical angles always have equal measures. There are also other types of pairs of equal angles besides vertical angles (e.g. alternate interior angles formed by two parallel lines and a transversal).
Vertical angles (video) | Angle pairs | Khan Academy
By using our knowledge of supplementary, adjacent, and vertical angles, we can solve problems involving the intersection of two lines. Including this one!
Angle relationships | Basic geometry and measurement - Khan Academy
Practice Up next for you: Identifying supplementary, complementary, and vertical angles Get 5 of 7 questions to level up!
Vertical angles (practice) | Angles | Khan Academy
Use your knowledge about vertical angles to find missing angle measures.
Identifying supplementary, complementary, and vertical angles
Practice telling whether two angles are supplementary, complementary, or vertical.
Find measure of vertical angles (video) | Khan Academy
Given two intersecting lines and the measure of vertical angles, watch as we solve to find the measure of the remaining angles.