# sphere surface area radius   61 videos

• #### Surface Area of Spheres

##### GeometryVolume

How to calculate the surface area of a sphere given a radius.

• #### Surface Area of Prisms

##### GeometryArea

How to calculate the surface area of any prism.

prism 3d bases lateral faces lateral area surface area
• #### Volume of Spheres

##### GeometryVolume

How to calculate the volume of a sphere.

• #### Surface Area of Cones

##### GeometryArea

How to calculate the surface area of any cone explaining lateral surface area.

cone circle circumference lateral area lateral edge
• #### Surface Area of Cylinders

##### GeometryArea

How to prove the surface area of a cylinder formula.

circle lateral area circumference
• #### Surface Area of Joined Solids

##### GeometryArea

How to calculate the surface area of a cylinder joined to a cone.

joined solid cone cylinder lateral area circle
• #### Surface Area of Pyramids

##### GeometryArea

How to calculate the surface area of any pyramid, emphasizing regular polygons as bases.

regular polygon lateral area apothem
• #### Volume and Surface Area

##### Pre-AlgebraIntroductory Geometry

Vocabulary and formulas for surface area and volume of common solids

• #### Area of Circles

##### GeometryArea

How to derive the formula to calculate the area of a circle.

• #### Area of a Segment

##### GeometryArea

How to derive the area of a segment formula.

• #### Locus and Definition of a Circle and Sphere

##### GeometryCircles

How to define a circle and a sphere using the word locus.

locus set of points distance plane circle sphere given
• #### Area of a Sector

##### GeometryArea

How to derive the formula to calculate the area of a sector in a circle.

sector central angle intercepted arc circle radius area
• #### Area of Triangles

##### GeometryArea

How to derive the area of a triangle formula using the rectangle area formula.

area triangles rectangles altitude
• #### Area of an Annulus

##### GeometryArea

How to derive the formula for the area of an annulus.

• #### Area of Parallelograms

##### GeometryArea

How to find the area of any parallelogram using rectangle area formulas.

area of rectangles base times height
• #### Area With Determinants

##### PrecalculusSystems of Linear Equations and Matrices

How to compute the area of a parallelogram using a determinant.

parallelogram vectors determinant area
• #### Similarity and Volume Ratios

##### GeometrySimilarity

How to identify if two solids are similar and how to convert 1D ratios to surface area and volume ratios.

similarity volume ratios surface area
• #### Definite Integrals and Area

##### CalculusThe Definite Integral

How to use definite integrals to find the area between a curve or under a curve.

definite integral area problems area between curves
• #### Similarity and Area Ratios

##### GeometrySimilarity

How to convert between length and area ratios of similar polygons

polygons similar area ratios
• #### Multiplying Polynomials using Area Models

##### AlgebraPolynomials

How to relate area of rectangles to multiplying polynomials.

area binomial trinomial distributing