sphere center radius completing the square 113 videos

Completing the Square
Algebra Quadratic Equations and Functions
How to solve a quadratic equation by completing the square.
completing the square perfect square trinomial 
Surface Area of Spheres
Geometry Volume
How to calculate the surface area of a sphere given a radius.
sphere surface area radius 

Finding the Vertex of a Parabola by Completing the Square
Precalculus Equations of Lines, Parabolas and Circles
How to find the vertex of a parabola.
vertex form completing the square parabola 
Finding the Vertex of a Parabola by Completing the Square
Algebra 2 Quadratic Equations and Inequalities
How to find the vertex of a parabola.
vertex form completing the square parabola 
Regions Between Circles and Squares
Geometry Area
How to calculate the area between a square and an inscribed circle.
shaded region square circle radius 
Locus and Definition of a Circle and Sphere
Geometry Circles
How to define a circle and a sphere using the word locus.
locus set of points distance plane circle sphere given 
Punnett Squares
Biology Mendelian Genetics
How to generate and use the Punnet squares.
punnett squares genetics gametes 
Estimating Square Roots
Algebra Radical Expressions and Equations
How to find square roots of integers.
estimating square root approximation principal square root perfect square 
Difference of Perfect Squares
Algebra Factoring
How to recognize and factor a binomial that is the difference of perfect squares.
perfect square coefficients binomial 
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 
Solving Equations with Squares and Cubes
Geometry Volume
How to solve equations using square roots or cube roots.
square root cube root 
Square Roots
PreAlgebra Decimals and Percents
Understanding squaring and square roots, including decimal approximations

Square Root Operations
Geometry Pythagorean Theorem
How to simplify square roots using two different methods.
Pythagorean theorem simplifying square roots adding square roots multiplying square roots rationalizing roots 
Square Root Operations
Trigonometry Pythagorean Theorem
How to simplify square roots using two different methods.
Pythagorean theorem simplifying square roots adding square roots multiplying square roots rationalizing roots 
Solving Quadratic Equations Using Square Roots
Algebra Quadratic Equations and Functions
How to solve quadratic equations using square roots.
square root 
Solving Quadratic Equations Using Square Roots
Algebra 2 Quadratic Equations and Inequalities
How to solve quadratic equations using square roots.
square root