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## Isosceles triangle

en.wikipedia.org/wiki/Isosceles_triangle

In geometry, an isosceles triangle is a triangle that has two sides of equal length. Sometimes it is specified as having two and only two sides of equal length, and ...

## Isosceles Triangle -- from Wolfram MathWorld

mathworld.wolfram.com/IsoscelesTriangle.html

and the remaining side has length a . This property is equivalent to two angles of the triangle being equal. An isosceles triangle therefore has both two equal ...

## Isosceles triangle - math word definition - Math Open Reference

www.mathopenref.com/isosceles.html

The word isosceles is pronounced "eye-sos-ell-ease" with the emphasis on the ' sos'. It is any triangle that has two sides the same length. If all three sides are the  ...

Mar 12, 2014 ... http://www.moomoomath.com/Isosceles.html Directions for finding the side length of an isosceles triangle. Find the length of side a of an ...

## geometry - What is The 3rd side length of Isosceles Triangle ...

math.stackexchange.com/questions/169900/what-is-the-3rd-side-length-of-isosceles-triangle

Jul 12, 2012 ... I've a isosceles triangle which length is 10 c m , 10 c m and x . If I want to make this triangle 120 ∘ degree then what should be the x ? geometry ...

## Isosceles Triangle Equations Formulas Calculator - Perimeter ...

www.ajdesigner.com/phptriangle/isosceles_triangle_perimeter_p.php

Geometry calculator for solving the perimeter of a isosceles triangle given the length of sides a and b.

## The isosceles right triangle. Topics in trigonometry - The Math Page

www.themathpage.com/atrig/isosceles-right-triangle.htm

AN ISOSCELES RIGHT TRIANGLE is one of two special triangles. (The other is the 30°-60°-90° triangle.) The student should know the ratios of the sides.

## Isosceles Triangles Calculator - Calculator Soup

www.calculatorsoup.com/calculators/geometry-plane/triangles-isosceles.php

Given lengths of sides a and b; Find c, P, s, K, ha, hb and ... Isosceles Triangle Diagram with Angles A, B and C and sides opposite those angles a. A = angle A

## Lengths of Sides in Isosceles Right Triangles | CK-12 Foundation

www.ck12.org/book/CK-12-Trigonometry-Concepts/section/1.5/

Sep 26, 2012 ... Defining Isosceles Right Triangles and Solving Problems Using Them.

## Isosceles Triangles - Free Math Help

www.freemathhelp.com/feliz-isosceles.html

Isosceles triangles have two sides with the same length, and one side that differs. Other types of triangles are scalene and equilateral. Learn about the ...

### Isosceles triangle Calculator - High accuracy calculation

keisan.casio.com

Calculates the other elements of an isosceles triangle from the selected elements .

### trigonometry - Find base of isosceles triangle with side length and ...

math.stackexchange.com

Jan 27, 2015 ... I would like to calculate the length of the side in red on the image. I tried the Law of cosines, but maybe i haven't applied the formula right, ...

### Isosceles Triangle Theorems - RegentsPrep

www.regentsprep.org

If two sides of a triangle are congruent, the angles opposite them are congruent. ... The altitude to the base of an isosceles triangle bisects the vertex angle. 2.