18 Videos for "spheres"

Volume of Spheres  Concept
Math › Geometry › Volume
How to calculate the volume of a sphere. 
Surface Area of Spheres  Concept
Math › Geometry › Volume
How to calculate the surface area of a sphere given a radius. 
Volume of Spheres  Problem 2
Math › Geometry › Volume
How to calculate the diameter of a sphere, given its volume. 
Surface Area of Spheres  Problem 3
Math › Geometry › Volume
How to calculate the radius of a sphere given a radius. 
Surface Area of Spheres  Problem 2
Math › Geometry › Volume
How to calculate the surface area of a sphere given the volume. 
Locus and Definition of a Circle and Sphere  Concept
Math › Geometry › Circles
How to define a circle and a sphere using the word locus. 
Volume of Spheres  Problem 1
Math › Geometry › Volume
How to calculate the volume of a hemisphere. 
Volume of Spheres  Problem 3
Math › Geometry › Volume
How to calculate the volume of a hemisphere with a piece missing. 
Surface Area of Spheres  Problem 1
Math › Geometry › Volume
How to calculate the surface area of a hemisphere. 
Locus and Definition of a Circle and Sphere  Problem 1
Math › Geometry › Circles
How to find the locus of points that are equidistant from the endpoints of a segment. 
Locus and Definition of a Circle and Sphere  Problem 2
Math › Geometry › Circles
How to find the locus of points that are equidistant from the sides of an angle. 
Similarity and Volume Ratios  Problem 1
Math › Geometry › Similarity
How to find the ratio of surface areas and volumes of two spheres. 
Vectors and Planes  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find an equation of the plane tangent to a sphere. 
The Midpoint and Distance Formulas in 3D  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the equation of a sphere with center (a,b,c) and radius r. 
The Midpoint and Distance Formulas in 3D  Problem 4
Math › Precalculus › Vectors and Parametric Equations
How to find the center and radius of a sphere when its equation is not in centerradius form by completing the square. 
Introduction to the 3D Coordinate System  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the equation of a sphere with radius r when it is centered at the origin. 
Volume and Surface Area  Problem 1
Math › PreAlgebra › Introductory Geometry
Volume and surface area of cones, spheres, and cylinders