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## Right triangle

en.wikipedia.org/wiki/Right_triangle

A right triangle (American English) or right-angled triangle (British English) is a triangle in which one angle is a right angle The relation between the sides and ...

## Right Triangle -- from Wolfram MathWorld

mathworld.wolfram.com/RightTriangle.html

of a right triangle form a so-called Pythagorean triple. A triangle that is not a right triangle is sometimes called an oblique triangle. Special cases of the right ...

## Right Triangles, Hypotenuse, Pythagorean Theorem Examples and ...

www.mathwarehouse.com/geometry/triangles/right-triangle.php

Right Triangles -formulas, rules explained with pictures , several practice problems and a free right triangle calculator.

## Right triangle definition - Math Open Reference

www.mathopenref.com/righttriangle.html

Right triangles figure prominently in various branches of mathematics. For example, trigonometry concerns itself almost exclusively with the properties of right ...

## Right Triangle Calculator with detailed explanation - Math Lessons

www.mathportal.org/calculators/plane-geometry-calculators/right-triangle-calculator.php

Easy to use calculator to solve right triangle problems. Here you can enter two known sides or angles and calculate unknown side ,angle or area. Step-by-step ...

## Solving for a side in right triangles with trigonometry | Solving for a ...

Solving for a side in a right triangle using the trigonometric ratios. Solving for a side in right ... We can use trig ratios to find unknown sides in right triangles.

## Solving for a side in right triangles with trigonometry - Khan Academy

Sal is given a right triangle with an acute angle of 65° and a leg of 5 units, and he uses trigonometry to find the two missing sides.

## Right Angled Triangles - Math is Fun

www.mathsisfun.com/right_angle_triangle.html

The right angled triangle is one of the most useful shapes in all of mathematics! (It is used in the Pythagoras Theorem and Sine, Cosine and Tangent for ...

## Relations and sizes - Right triangle facts - In Depth - Math.com

www.math.com/school/subject3/lessons/S3U3L4DP.html

You've already met the right triangle in an earlier lesson. Make friends with him! He is one of the most popular polygons in existence, mainly because of his ...

## Special Right Triangles - 45-45-90 - RegentsPrep

www.regentsprep.org/regents/math/algtrig/att2/ltri45.htm

The 45º- 45º- 90º triangle is one of two special right triangles we will be investigating. The "special" nature of these triangles is their ability to yield exact answers ...