altitude8 videos
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Constructing Altitudes
GeometryConstructions
How to define an altitude and draw them on acute, right, and obtuse triangles.
altitudes perpendicular segment vertex opposite side obtuse acute right triangles -
Corresponding Parts of Similar Triangles
GeometrySimilarity
How to relate corresponding altitudes, medians and angle bisectors in similar triangles.
similar triangles altitude median angle bisector proportional -
Constructing the Orthocenter
GeometryConstructions
How to construct the orthocenter of a triangle.
point of concurrency orthocenter altitude construction -
Climate Definition
BiologyEcology
The definition of climate.
climate patterns latitude altitude terrain -
Special Isosceles Triangle Properties
GeometryTriangles
如何识别segm吗ent from the vertex angle in an isosceles triangle to the opposite side.
isosceles triangle angle bisector altitude median -
Similar Triangles in Circles and Right Triangles
GeometrySimilarity
How to determine if two triangles in a circle are similar and how to prove that three similar triangles exist in a right triangle with an altitude.
similar inscribed angles intercepted arc right angle circle -
Point of Concurrency
GeometryConstructions
How to define point of concurrency; how to identify the four main points of concurrency in triangles.
intersection incenter angle bisectors circumcenter perpendicular bisector orthocenter altitude centroid median