measure of center 47 videos


Indirect Measurement
Geometry Similarity
How to use similar triangles to measure the height of objects.
indirect measurement similar triangles measurement 

Measures of Center
PreAlgebra Introductory Statistics
Overview of how to calculate and when to use mean, median, and mode

Radian Measure of Angles
Trigonometry Trigonometric Functions
How to measure angles using degrees or radians.
angle degree measure acute angle right angle obtuse angle radian measure 
Radian Measure of Angles
Precalculus Trigonometric Functions
How to measure angles using degrees or radians.
angle degree measure acute angle right angle obtuse angle radian measure 
Chords and a Circle's Center
Geometry Circles
How to define a chord; how to describe the effect of a perpendicular bisector of a chord and the distance from the center of the circle.
chord perpendicular bisector distance from the center congruent chords 
Center and Apothem of Regular Polygons
Geometry Area
How to define the apothem and center of a polygon; how to divide a regular polygon into congruent triangles.
center circumscribed circle inscribed polygon isosceles triangle regular hexagon 
Mean
Algebra Introduction to Statistics
How to calculate the mean, or average, of a list of numbers.
mean measure of center average 
Median
Algebra Introduction to Statistics
How to calculate the median of a data set.
median measure of center 

Arc Length
Geometry Circles
How to define arc length and how it is different from arc measure; how to calculate the length of an arc.
arc length arc measure concentric circles fraction circumference radius diameter 
Charge Transfer  Electroscope
Physics Electricity
Understanding how charge is transferred through an electroscope.
charge transfer electroscope measure 
Applied Linear Equations: Geometry Problem
Algebra 2 Linear Equations
How to find the angles of a triangle by creating a linear equation.
word problem angle measure 
Applied Linear Equations: Geometry Problem
Precalculus Linear Equations and Inequalities
How to find the angles of a triangle by creating a linear equation.
word problem angle measure 
Transformations of a Hyperbola
Algebra 2 Conic Sections
How to transform the graph of a hyperbola.
transformation hyperbola center 
Transformations of a Hyperbola
Precalculus Conic Sections
How to transform the graph of a hyperbola.
transformation hyperbola center 
Constructing the Centroid
Geometry Constructions
How to identify the centroid and the way it divides each of the medians.
point of concurrency center of mass center of gravity centroid proportional segments construct 
Central Angles and Intercepted Arcs
Geometry Circles
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 
Using a Protractor
Geometry Geometry Building Blocks
How to use a protractor to measure an angle.
protractor angle acute obtuse right