Advertisement.

EnchantedLearning.com is a user-supported site.
As a bonus, site members have access to a banner-ad-free version of the site, with print-friendly pages.
Click here to learn more.

(Already a member? Click here.)

 You might also like: P: Illustrated Math Dictionary - Enchanted Learning.com Volume A: Illustrated Math Dictionary - Enchanted Learning.com Today's featured page: Painted Lady Butterfly Book

 +, - EnchantedLearning.comMath Dictionary x, ÷
 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
 V is for ...
 VV equals 5 in Roman numerals. variableA variable is an unknown or placeholder in an algebraic expression. For example, in 2x+y, x and y are variables. vectorA vector is a number (a magnitude) together with a direction (compare with scalar). A vector can be represented by an arrow whose length represents the magnitude and whoses direction represents the direction of the vector. For example, velocity is a vector; velocity tells you how fast something is traveling, and its direction. Venn diagramA Venn diagram is a diagram that uses overlapping circles to show relationships among sets of things.

vertex

A vertex of an angle is the point at which the two sides of the angle meet. A vertex of a polygon is a point at which two of the sides meet. A vertex of a polyhedron is a point at which 3 or more faces meet.
ObjectVolume
Cube(length of side)3
Rectangular prismlength x width x height
Sphere(4/3)πr3
Cylinderπr2(height of cylinder)
Cone(1/3)πr2(height of cone)
Square-base Pyramid(1/3)base2(height of pyramid)

volume

Volume is a measure of 3-dimensional space expressed in cubic units.

 +, - EnchantedLearning.comMath Dictionary x, ÷
 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
 Counting Addition Subtraction Multiplication Division
 Number Line Fractions Decimals Graphs Measurement Rounding

Click on an underlined word for more information on that subject. If the math term you are looking for is not in the dictionary, please e-mail us.

Enchanted Learning®
Over 35,000 Web Pages
Sample Pages for Prospective Subscribers, or click below

 Overview of Site What's New Enchanted Learning Home Monthly Activity Calendar Books to Print Site Index K-3 Crafts K-3 Themes Little ExplorersPicture dictionary PreK/K Activities Rebus Rhymes Stories Writing Cloze Activities Essay Topics Newspaper Writing Activities Parts of Speech Fiction The Test of Time iPhone app TapQuiz Maps - free iPhone Geography Game Biology Animal Printouts Biology Label Printouts Biomes Birds Butterflies Dinosaurs Food Chain Human Anatomy Mammals Plants Rainforests Sharks Whales Physical Sciences: K-12 Astronomy The Earth Geology Hurricanes Landforms Oceans Tsunami Volcano Languages Dutch French German Italian Japanese (Romaji) Portuguese Spanish Swedish Geography/History Explorers Flags Geography Inventors US History Other Topics Art and Artists Calendars College Finder Crafts Graphic Organizers Label Me! Printouts Math Music Word Wheels

Click to read our Privacy Policy

## Enchanted Learning Search

 Search the Enchanted Learning website for:

Advertisement.

Advertisement.

Advertisement.

Copyright ©2004-2018 EnchantedLearning.com ------ How to cite a web page