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Acute and obtuse triangles


An acute triangle is a triangle with all three angles acute (less than 90°). An obtuse triangle is one with one obtuse angle (greater than 90°) and two acute angles ...

Definition of Acute Triangle - Math is Fun


ABCDEFGHIJKLMNOPQRSTUVWXYZ. Definition of. Acute Triangle. more ... Acute Triangle. A triangle that has all angles less than 90° (90° is a Right Angle).

What is an Acute Triangle? - Definition, Facts & Example - Video ...


In this lesson, you'll find out what makes a triangle an acute triangle. You'll also find some examples of what keeps a triangle from being acute....

Definition and examples Acute Triangle | define Acute Triangle ...


Acute Triangle is a triangle with its angles less than 90 degrees...complete information about the Acute Triangle, definition of an Acute Triangle, examples of an ...

Acute angle | Define Acute angle at Dictionary.com


Acute angle definition at Dictionary.com, a free online dictionary with pronunciation, ... As in the triangle aei, let the angle at i, be taken for an acute angle.

Cool math .com - Types of Triangles


Acute triangles have NO angles greater than or equal to 90 degrees -- all their angles are less than 90 degrees. (Acute triangles ...

Acute Triangle | Acute Triangle Properties | Math@TutorVista.com


Triangles play a very important role in almost all the branches of mathematics. Just to recall that a triangle is defined as a plane figure bounded by three line ...

Types of triangle - based on angles, right angle, obtuse, acute


a) Right Angled Triangle : - Right angle triangle is a triangle with one of its angle exactly equal to 90°. - As shown in the picture.

Triangle Types and Classifications: Isosceles, Equilateral, Obtuse ...


How Triangles are classifed as well as defining traits of each type of type. ... The Acute Triangle has three acute angles (an acute angle measures less than 90°) ...

Orthocenter of A Triangle. Defined with examples for acute, obtuse ...


Orthocenter of a triangle. Explained with examples , illustrations and a cool HTML5 Applet --for acutes, obtuse and right triangles.

acute triangle | Define acute triangle at Dictionary.com
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Acute triangle definition - Math Open Reference


Definition and properties of acute triangles. ... A triangle where all three internal angles are acute (less than 90 degrees). Try this Drag the orange dots on each ...

What are Acute, Obtuse, and Right Triangles? | Virtual Nerd


Knowing how to identify these triangles is an important part of solving many ... definition; triangle; triangles; acute; acute triangle; acute triangles; obtuse; obtuse  ...

Acute Triangle -- from Wolfram MathWorld


A triangle which is neither acute nor a right triangle (i.e., it has an obtuse angle) is ... Wells, D. The Penguin Dictionary of Curious and Interesting Geometry.