# 2.6: Unknown Dimensions Using Formulas

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**At Grade**Created by: CK-12
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Area

Area

Area is the space within the perimeter of a two-dimensional figure.Dimensions

Dimensions

Dimensions are the measurements that define the shape and size of a figure.Formula

Formula

A formula is a type of equation that shows the relationship between different variables.Perimeter

Perimeter

Perimeter is the distance around a two-dimensional figure.Rectangle

Rectangle

A rectangle is a quadrilateral with four right angles.Square

Square

A square is a polygon with four congruent sides and four right angles.### Image Attributions

## Description

Use formulas to solve for unknown dimensions of squares and rectangles.

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## Date Created:

Oct 29, 2012## Last Modified:

Apr 15, 2015## Vocabulary

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