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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.