Graphic
Curated OER

Find Out Things About a Square

For Students 9th - 10th
Webmath will calculate the side length, diagonal length, perimeter, area, or volume, given the side, perimeter, diagonal, or area. This site also displays formulas for a square.
Whiteboard
ClassFlow

Class Flow: Quiz Rounds

For Teachers 9th - 10th
[Free Registration/Login Required] In this lesson students test their understanding of algebra and geometry problems with a series of engaging quiz questions.
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.
Unit Plan
Saddleback College

Algebra2 Go: Prealgebra

For Students 9th - 10th Standards
The resource consists of comprehensive learning tools such as class notes, video lectures, and templates through which students can review prealgebra topics.
Activity
Discovery Education

Discovery Education: Web Math: Find Out Things About a Right Triangle

For Students 9th - 10th Standards
Gives basic info about a right triangle. Also students can substitute values for sides or angles in order to find missing values. The method for solving is then explained.

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