Before reading this guide, it may be helpful to read the guides from Module 1 on the properties of angles and the properties of 2D shapes. The sum of the angles inside any polygon can be found by ...

49ers Museum manager and curator Beth Atlas works to display the team's history for all Faithful to enjoy. In order to do so, she uses math to design exhibits and measure artifacts. 49ers Museum ...

Prove two triangles are congruent by showing they satisfy one of four criteria. Find missing lengths by using the scale factor. The relationship between similar shapes may be expressed as a ratio.

Researchers have discovered how plants set the angles of their branches relative to gravity. While the other principle features governing the architecture of plants such as the control of the number ...