# angle measure   109 videos

• #### Radian Measure of Angles

##### TrigonometryTrigonometric Functions

How to measure angles using degrees or radians.

angle degree measure acute angle right angle obtuse angle radian measure
• #### Radian Measure of Angles

##### PrecalculusTrigonometric Functions

How to measure angles using degrees or radians.

angle degree measure acute angle right angle obtuse angle radian measure
• #### Indirect Measurement

##### GeometrySimilarity

How to use similar triangles to measure the height of objects.

indirect measurement similar triangles measurement
• #### Measurement of Heat

##### PhysicsHeat and Thermodynamics

How to measure heat.

measurement heat calorie
• #### Inscribed Angles

##### GeometryCircles

How to calculate the measure of an inscribed angle.

inscribed angle intercepted arc central angle congruent arcs
• #### Angles

##### Pre-AlgebraIntroductory Geometry

Vocabulary of angles and how to measure an angle with a protractor

• #### Exterior Angles of a Polygon

##### GeometryPolygons

How to find the sum of the exterior angles in a polygon and find the measure of one exterior angle in an equiangular polygon.

exterior angle sum of angles equiangular polygon
• #### Angle of Elevation and Depression

##### TrigonometryBasic Trigonometry

How to define an angle of elevation or an angle of depression.

trigonometry angle of elevation angle of depression
• #### Angle of Elevation and Depression

##### PrecalculusBasic Trigonometry

How to define an angle of elevation or an angle of depression.

trigonometry angle of elevation angle of depression
• #### Angle of Elevation and Depression

##### GeometryBasic Trigonometry

How to define an angle of elevation or an angle of depression.

trigonometry angle of elevation angle of depression
• #### Supplementary and Complementary Angles

##### GeometryGeometry Building Blocks

How to identify supplementary and complementary angles.

angles sum right angle
• #### Remote Interior Angles

##### GeometryTriangles

How to define exterior angles and their remote interior angles and how to prove their properties.

exterior angle remote interior angle non adjacent angle
• #### Corresponding Angles

##### GeometryReasoning, Diagonals, Angles and Parallel Lines

How to define corresponding angles and their special properties.

parallel lines angles congruence
• #### Central Angles and Intercepted Arcs

##### GeometryCircles

How to define a central angle and find the measure of its intercepted arc; how to describe the intercepted arcs of congruent chords.

chord central angle intercepted arc arc measure congruent chords side side side shortcut
• #### Angle Bisectors

##### GeometryGeometry Building Blocks

How to label an angle bisector; how to use an angle bisector to find a missing variable.

congruent angles ray
• #### Duplicating an Angle

##### GeometryConstructions

How to duplicate an angle using a compass and straightedge.

congruent angles construction compass straightedge
• #### Applied Linear Equations: Geometry Problem

##### PrecalculusLinear Equations and Inequalities

How to find the angles of a triangle by creating a linear equation.

word problem angle measure
• #### Applied Linear Equations: Geometry Problem

##### Algebra 2Linear Equations

How to find the angles of a triangle by creating a linear equation.

word problem angle measure
• #### Angles in Semicircles and Chords to Tangents

##### GeometryCircles

How to prove that an angle inscribed in a semicircle is a right angle; how to solve for arcs and angles formed by a chord drawn to a point of tangency.

inscribed angle semicircle tangent chord intercepted arc