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Unit Plan
Math Is Fun

Math Is Fun: Spinning Tetrahedron

For Students 9th - 10th Standards
Students learn about the terminology and formulas associated with a tetrahedron. The learning resource consists of definitions, a spinning tetrahedron, and examples.
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Activity
Math Is Fun

Math Is Fun: Polyhedron

For Students 9th - 10th Standards
Students learn about the terminology and formulas associated with polyhedrons. The learning resource consists of definitions, images, and examples.
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Interactive
Math Is Fun

Math Is Fun: Spinning Icosahedron

For Students 9th - 10th Standards
Students learn about the terminology and formulas associated with an icosahedron. The learning resource consists of definitions and an interactive spinning icosahedron.
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Interactive
Math Is Fun

Math Is Fun: Spinning Dodecahedron

For Students 9th - 10th Standards
Students learn about the terminology and formulas associated with a dodecahedron. The learning resource consists of definitions and an interactive spinning dodecahedron.
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Unit Plan
Math Is Fun

Math Is Fun: Solid Geometry

For Students 9th - 10th Standards
The learning resource examines solid geometry. Students learn about the concept through definitions, images, and examples.
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Activity
Math Is Fun

Math Is Fun: Geometry

For Students 9th - 10th Standards
Students learn about geometry by investigating different shapes and their properties. Topics include plane geometry, drafting tools, transformations, angles, and trigonometry.
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Unit Plan
Shmoop University

Shmoop: Basic Geometry: Quadrilaterals

For Students 7th - 9th Standards
The geometry resource explores quadrilaterals. Descriptions, examples, and practice exercises are included.
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Unit Plan
Shmoop University

Shmoop: Basic Geometry: Circles

For Students 9th - 10th Standards
The geometry resource explores the different parts of a circle. Definitions and examples are included.
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Unit Plan
Shmoop University

Shmoop: Basic Geometry: Area of Irregular Shapes

For Students 9th - 10th Standards
The geometry resource investigates the area of irregular shapes. Detailed examples and practice exercises are included.
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Unit Plan
Shmoop University

Shmoop: Basic Geometry: Volume of Pyramids & Cones

For Students 9th - 10th Standards
The geometry resource investigates the volume of pyramids and cones. Formulas, examples, and practice exercises are included.
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Unit Plan
Shmoop University

Shmoop: Basic Geometry: Volume of Spheres

For Students 9th - 10th Standards
The geometry resource investigates the volume of a sphere. Formulas, examples, and practice exercises are included.
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Unit Plan
Shmoop University

Shmoop: Basic Geometry: Surface Area

For Students 9th - 10th Standards
The geometry resource investigates surface area. Formulas, examples, and practice exercises are included.
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Handout
Wolfram Research

Wolfram Math World: Spherical Geometry

For Students 9th - 10th Standards
Site provides a brief explanation of the discipline of Spherical Geometry along with many links to spherical geometry topics.
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Whiteboard
ClassFlow

Class Flow: Loci

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students learn how to apply geometric properties and relationships to describe, compare, and draw two dimensional shapes.
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Unit Plan
Shmoop University

Shmoop: Basic Geometry: 3 D Objects (Prisms, Cylinders, Cones, Spheres)

For Students 9th - 10th Standards
The geometry resource investigates three-dimensional objects. Objects include prisms, cylinders, cones, and spheres. Detailed examples and practice exercises are included.
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Handout
Purple Math

Purplemath: Geometry Word Problems: Introduction

For Students 9th - 10th Standards
Introduces how to set up and solve simple geometric-figure word problems. Includes advice regarding formulas to memorize.
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Handout
Ducksters

Ducksters: Kids Math: Finding the Volume and Surface Area of a Cylinder

For Students 7th - 9th Standards
Explains how to calculate the volume and surface area of a cylinder using the standard formulas. Includes example problems.
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Activity
University of Illinois

University of Illinois Urbana Champaign: Torus Math: Spherical Geometry Demo

For Students 9th - 10th Standards
A java applet on this site illustrates the principles or spherical geometry.
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Interactive
Math Warehouse

Math Warehouse: Formula Volume of a Cone

For Students 9th - 10th Standards
Use the formula to find the volume of a cone.
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Interactive
Calculator Soup

Calculator Soup: Geometric Shapes

For Students 9th - 10th Standards
This reference lists formulas for geometric shape measurements and offers links to online calculators.
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Unit Plan
Wolfram Research

Wolfram Math World: Frustum

For Students 9th - 10th Standards
Math World site offers the definition of frustum and links to view a frustum of a pyramid, cone, and sphere.
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Handout
Math Words

Math Words: Right Cone

For Students 9th - 10th Standards
Math Words defines a cone with a picture and formulas for volume given the hieght and base area of the cone.