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## Right angle

en.wikipedia.org/wiki/Right_angle

A right angle is equal to 90 degrees. A line segment (AB) drawn so that it forms right angles with a line (CD). In geometry and trigonometry, a right angle is an angle that bisects the angle formed ...

## Angles - Acute, Obtuse, Straight and Right - Math is Fun

www.mathsisfun.com/angles.html

Degrees (Angle) · Twitter StumbleUpon Facebook ... Angles. An angle measures the amount of turn ... Right Angle, an angle that is 90° exactly. Obtuse Angle, an ...

## What are Acute, Obtuse, Right, and Straight Angles? | Virtual Nerd

www.virtualnerd.com/pre-algebra/geometry/points-lines-planes-angles/planes-angles/acute-obtuse-right-straight-angle-definition

Knowing how to identify these angles is an important part of solving many ... right; right angle; right angles; straight; straight angle; straight angles; degree ...

## How many degrees are in a right angle? | Reference.com

www.reference.com/math/many-degrees-right-angle-c504884e507c6012

A right angle has 90 degrees. Angles are measured on a scale from 0 to 360 degrees. Right angles represent one-fourth of a full 360-degree...

## Types of angles - Basic mathematics

www.basic-mathematics.com/types-of-angles.html

An angle whose measure is bigger than 90 degrees but less than 180 degrees. ... angle 2 are complementary angles because together they form a right angle.

## Right Angle - math word definition - Math Open Reference

www.mathopenref.com/angleright.html

Definition of an right angle (one whose measure is exactly 90 degrees).

## Acute, right, & obtuse angles | Interpreting angles | Khan Academy

Sal discusses acute, obtuse, and right angles and shows examples of each. ... Measuring angles in degrees ... Drawing acute, right and obtuse angles.

## Right Angle | Think Math!

thinkmath.edc.org/resource/right-angle

Informally, a right angle is the angle at the corner of a (rectangular) piece of ... of a capital L or the top of a capital T. The measure of a right angle, in degrees, ...

## Types of Angles - Free Math Help

www.freemathhelp.com/angles.html

Acute angles have a measure less than 90 degress, right angles have a measure of exactly 90 degrees, and obtuse angles are greater than 90 degrees.

## Measuring and Making Angles - For Dummies

www.dummies.com/how-to/content/measuring-and-making-angles.html

The right angle is one of the most easily recognizable angles. It's in the form of ... It has a measure of more than 90 degrees but less than 180 degrees. Figure 5: ...

### Degrees (Angles) - Math is Fun

www.mathsisfun.com

We can measure Angles in Degrees. There are 360 degrees in one Full Rotation (one complete circle around). (Angles can ... circle is 90° (called a Right Angle) ...

### What is a Right Angle? - Definition & Formula - Video & Lesson ...

study.com

When a triangle has a right angle, it becomes a special type of triangle called a right triangle. Right triangles always have exactly one angle that is 90 degrees.

### Cool math .com - Types of Triangles

www.coolmath.com

Definitions and formulas for triangles including right triangles, equilateral ... The right triangle has one 90 degree angle and two acute (< 90 degree) angles.