• 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 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 center-radius 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›Pre-Algebra›Introductory Geometry
Volume and surface area of cones, spheres, and cylinders
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